Create management system jobs

...multi-featured ERP system. The ideal candidate will have a strong command of Express, MySQL, , and TypeScript, and a solid understanding of the requirements of an ERP system. Main Features: - Inventory Management: This will need to include stock tracking and control, order fulfillment and shipping, and product categorization and management. - Sales and Order Management: This will need to incorporate vital functions for sales management, customer management, and suppliers management. - Financial Management: Comprehensive financial management capabilities including accounting, payroll management, and application subscriptions management. Additional Features: - Multi-company support: I require a multi-ten...

I'm seeking a skilled Asp.Net website designer and developer to help me create a blog focused on Education. The primary feature of the blog will be to host articles(contents from ) and courses, so it needs to have a clean, user-friendly design to help visitors easily access and engage with the content. eg: w3School Key Requirements: Sure, here's a simplified version of your project requirements: 1. **Content Management**: The website will fetch articles from my account using C# language. 2. **Header Panel**: The header panel will display content options such as C#, Java, etc. 3. **Course Pages**: When a user selects a course (e.g., C#), the website will fetch relevant articles based on C# labels from Blogger. 4. **Left Panel**: This panel will be divided into ...

I'm seeking a talented developer to create a B2B marketplace platform for the buying and selling of forest products. The platform should cater to a range of users including buyers, sellers, and administrators. Key Features: - User Management: Implement a user registration and login system. - Product Management: Allow users to list thousands of forest products in bulk via wood processors inventory system and facilitate a user-friendly search system. - Messaging System: Integrate a robust messaging system for seamless communication between buyers and sellers. - Auctions: Implement English and Capacity auctions for listing forest products based on market conditions. - Order Management: Develop an efficient order managemen...

Looking for a highly-skilled programmer with a solid understanding of Dynamics 365 Business Central for a broad scope of tasks. Here's what I need: 1. Reports and Dashboar...highly-skilled programmer with a solid understanding of Dynamics 365 Business Central for a broad scope of tasks. Here's what I need: 1. Reports and Dashboards: * Develop insightful financial dashboards. * Create comprehensive inventory reports. 2. Customizations and Integrations: * Modify the user interface for a more tailored experience. The ideal candidate should have a proven track record in not just programming, but also customising, integrating, and automating workflows within Dynamics 365 Business Central. A strong understanding of financial data reporting and inventory managemen...

50 Usd / Update form Exportation New Customer and dialog update due date 125 Usd / printer for development propose 300 USD / integeration Woosim Printer SDK Into Electric Bill System

I'm seeking a seasoned developer to create an AI system that can produce optimised schedules for my business. The primary objective of this system is to enhance operational efficiency. Key Features: - Machine Learning: The system should be based on machine learning principles. - job swap Handling: A crucial feature is the system's ability to manage and accommodate job swaps. Staff should be able to drop jobs on a schedule while maintaining the overall operational efficiency. - Optimization: An essential goal of the system is to optimize schedules, ensuring that they are efficient and well-organized for the business's needs. Ideal candidates for this project should have a strong background in AI and machine learning, specifically in the ...

I'm looking for a Figma design expert to create a design system prototype that will streamline our design process. The main aim of this project is to: - Enhance Design Efficiency: The design system should enable our designers to work more efficiently, by providing a set of reusable components and guidelines that they can easily implement. - Improve Consistency: The prototype needs to include guidelines on color usage and typography, ensuring a consistent look and feel across all our design projects. - Enhance Collaboration: While the primary users will be designers, it's also important that the system is accessible and understandable for other team members, allowing for smooth collaboration. Ideal skills and experience for this job include: - Profic...

...to bring some specific enhancements to my existing law firm system, which already includes advanced features. The tasks will primarily involve the addition of case management, document management, and time tracking functionalities. Although the request for adding a client portal, task management, and billing and invoicing features was skipped, these may be considered for future developments. Ideal Skills and Experience: - Laravel development expertise - Previous experience with legal/ law firm applications - Case and document management systems - Time tracking systems This project offers an opportunity to apply and grow your Laravel development skills while creating meaningful impact on a law firm’s daily operations management. I look...

...talented and experienced social media manager to create and manage the social media profiles for our professional cycling team. Key Responsibilities: - Establishing and maintaining active and engaging profiles on Facebook, Instagram, Twitter, TikTok, and Snapchat. - Creating and sharing engaging content across the platforms. - Regularly posting race highlights, training tips, special events and meetings, and announcements. - Monitoring and responding to audience comments and messages. Ideal Skills and Experience: - Proven experience in social media management, particularly within the sports industry. - Strong understanding of Facebook, Instagram, Twitter, TikTok, and Snapchat. - Excellent written and verbal communication skills. - Ability to create engaging and s...

...hosting server, which currently manages to support up to 100,000 concurrent users. As my requirement increases, there's a need to further improve its ability to handle more. My server largely deals with devices on the ground, transmitting continuous data back to the server, and the sheer volume of synced devices can lead to server strain. I require a professional who has: - Expertise in server management and optimization - Proven experience with scaling shared hosting servers - Knowledge related to server load balancing - Proficiency in data flow optimization Your task would include the analysis of the current setup, troubleshooting potential bottlenecks, and implementing successful changes to increase concurrent users. Please have evidence of your past successful server ...

I'm seeking a skilled web developer with versatility as the requirements for my project are not completely defined yet. The type of...are to be discussed and decided based on the freelancer's expertise and suggestions. Key skills and experience: - Ability to design and develop different types of websites (e.g., e-commerce, portfolio, blog) - Knowledge of different features and functionalities such as online shopping carts, user registration and login, and blogging platforms - Familiarity with various platforms or Content Management Systems (CMS) such as WordPress, Shopify, and Joomla - Exceptional problem-solving skills and creativity - Excellent communication skills for understanding requirements and proposing solutions. Your ideas and input will be greatly valued thro...

I am in need of a custom CRM system tailored for my mechanic shop. - Customer Management: The CRM should be adept in managing customer information, including tracking customer service history and sending automated service reminders. - Appointment Management: A sophisticated calendar system with drag-and-drop functionality is crucial for effective scheduling. It should also have the capability to send automated email reminders and allow for easy rescheduling of appointments. I am looking for a freelancer who has experience in developing CRM systems, particularly for the service industry. A solid understanding of customer relationship management, appointment scheduling, and email automation is essential. Experience in working with mechanic shops or simi...

In need of an expert to manage content and follower purges on our Facebook page. You must be experienced in Facebook management, content creation for product promotions, and user engagement, as well as follower pruning. Key Responsibilities: - Generate suitable content for product promotions - Initiate user engagement tactics The project is urgent, hence we'd appreciate prompt responses and immediate availability. A keen eye for detail and a strong understanding of Facebook's interface will be crucial for this role. Previous experience in similar roles will be an added advantage.

I'm using SAP SuccessFactors for other modules and have decided to leverage its 'variable pay' module to streamline our bonus and incentive processes. My main goal is to improve our existing compensatio... My main goal is to improve our existing compensation processes and integrate it with the SAP SuccessFactors variable pay module. Currently, we are managing bonuses and incentives manually using spreadsheets. The ideal consultant for this job would have: - Proven experience with SAP SuccessFactors, particularly with the 'variable pay' module - A background in compensation and incentive management - The ability to optimize existing processes for improved efficiency Please include in your proposal your relevant experience with SAP SuccessFactors and...

I'm in need of a business website that also doubles as a team portal. The primary purpose of this platform is to enhance internal communication and facilitate sharing of resources among our team members. Key Features Needed: - File Sharing: A secure and efficient file sharing system is crucial for this project. All team members should have access to upload, share, and download documents easily. - Task Management: The portal should have a task management feature that enables us to assign, track and complete tasks within the team. - Encrypted Information: Security is paramount for us, so we'd like all information shared on the portal to be encrypted to ensure confidentiality. The primary users of the team portal will be our employees and managers. It should ...

...● On boarding ● Conduct interviews ● Administrative Support ● HR & Business Services Duties and Responsibilities: — Recruits, interviews, tests, and selects employees to fill vacant positions. — Interact with potential candidates on professional networks — Maintaining a smooth on boarding process — Creating clear and concise reports — Carrying out necessary administrative duties — Report to management and provide decision support through HR metrics Requirements and Qualifications: — Proven work experience as an HR Manager or Technical Recruiter — Hands-on experience with sourcing techniques — Excellent communication skills — Excellent active listening, negotiation and presentation skills Offer: — Competitive...

I'm looking for an experienced and skilled professional to help with the expansion of a container port in Myanmar. The primary objective for this p...beneficial for this role. - Experience with port security systems, and a strong understanding of the necessary criteria for enhancing security in a port setting. - Previous experience in managing or overseeing a similar port expansion project would be a plus. - Familiarity with the specific challenges and regulations that come with operating a port in Myanmar would be helpful. - Good project management and communication skills will be essential for coordinating the various aspects of this project. I'm open to any suggestions or ideas you may have to further enhance the security and capacity of this port. Looking forward ...

I am in dire need of a professional who is proficient in OAuth2 configurations. Specific details about the OAuth2 provider in use...your expertise should cover popular options like Google, Facebook, and Microsoft. The scope of the project involves OAuth2 configuration, its validation, and could extend to aspects of authentication, authorization, and token management. Your approach should be adaptable as the project may require the use of libraries or frameworks. IDEAL SKILLS AND EXPERIENCE: - Profound understanding of OAuth2 configuration and validation - Knowledge on the use of popular OAuth2 providers - Experience in OAuth2-focused aspects such as authentication, authorization, and token management - Familiarity with potential libraries or frameworks to simplify task wh...

I'm urgently seeking a skilled Photoshop expert who can quickly adjust and manipulate a PDF file. Key Requirements: - ...quality. - Object Manipulation: Additionally, I require some objects within the PDF to be edited or manipulated as per my instructions. Ideal Candidate: - Proficient with Photoshop: A strong track record of similar work in Photoshop is essential. - Attention to Detail: The ability to seamlessly remove and manipulate objects without impacting the overall quality of the image is crucial. - Time Management: The urgency of this project means the candidate should be able to work efficiently without compromising on the quality of the edits. Please note that the final file format should be PDF. If you can meet these requirements promptly, I'd like to discus...

I'm looking for a skilled software developer to create a comprehensive Schools Management System for IOS, Android, and the Web. The system will streamline school administrative processes, improving efficiency and productivity. Key Features: 1. Attendance Tracking: Provide a quick and efficient way to monitor and record student attendance. 2. Gradebook Management: Capable of managing and updating student grades. 3. Parent-Teacher Communication: A communication platform for parents and teachers. 4. Staff, Activities and Approval Management: Tools for managing school staff, activities, and approval processes. 5. Registration System: An efficient system for student registration. UI Design: The user interface should be colorful and...

- Daily Accounts: Should have a mechanism for daily tracking of accounts. - Sales Management: An organized way to manage all sales. - Customer Management: The system must be able to maintain a proper client record. - Purchase Management: Need to keep track of all the purchases. - Supplier Management: Managing interactions with the suppliers effectively. - Database Management: Ability to handle a growing database. - Inventory Management: Keeping up with fish inventory.

I'm seeking an experienced grant writer who can help my nonprofit organization in the domain of fatality incident management. Our work primarily involves coordinating various resources and response efforts to assist in handling and documenting fatalities. Our needs commonly revolve around: - Health and medical personnel - Emergency response equipment - Information coordination and public communication The ideal freelancer would have a background in grant writing for nonprofits, preferably those working in health and government sectors. Understanding of incident management and emergency response is a plus. Your role would be to secure funding that aids our resource and response coordination efforts. Prior experience in writing successful grants related to these areas i...

I'm seeking ...specialist with a strong background in social media marketing, specifically on Facebook and Instagram. Your primary task will be to create and manage campaigns that generate leads for our business. Key Responsibilities: - Plan and execute lead generation campaigns on Facebook and Instagram - Monitor and analyze campaign performance, making adjustments as needed - Develop strategies to optimize lead quality and quantity Ideal Candidate: - Proven experience in social media marketing, particularly on Facebook and Instagram - Strong understanding of lead generation tactics - Ability to analyze data and make informed decisions - Excellent communication and project management skills Your success will be measured by the number and quality of leads generated th...

As someone requiring a Linux Server Adminis...diverse skill set including the following is vital: - Proficiency in Linux server administration, particularly within an Apache environment - Knowledge on server maintenance and updates - Capability to handle AWS resources management and environment We are looking for a Linux server administrator with expertise in AWS to manage our server infrastructure. The responsibilities include ensuring the smooth operation of the servers and addressing any issues that may arise within our custom-built system. We will provide comprehensive knowledge and training about our system. The workload is expected to be minimal, with a maximum of 5 hours per month if no issues occur. We are seeking a cost-effective, supportive, and efficient ...

Greetings, I am looking for a WordPress web designer to create two corporate websites in competitive time. webs REFERENCA* :

I am looking for a professional, modern and minimalist logo that reflects my company's main purpose: property management. Key Points: - The logo should be modern and minimalist - Reflect the nature of my business in property management - No specific color preference to consider Ideal skills and experience for this job: - Experience in designing modern and minimalist logos - A good understanding of the property management industry - The ability to bring a fresh and professional perspective to the design.

I'm in need of a comprehensive research paper that delves deeply into the realm of technology. The paper should be an in-depth analysis, ideally with the inclusion of case studies to bolster the points being made. A paper contains: Absract-Introduction-Physical problems (goemetry+equations+boundary conditions)-Methedology (experimental or numerical)-Results and discussion-conclusion-references. They are the differents sections of each research paper. Key Points: - The paper should explore various facets of technology, including its impact on society, different industries, and potential future trends. - It should be well-researched and offer a thoughtful, critical perspective. - The use of statistical analysis software is crucial - so experience with such tools is a major plus. Id...

I am currently in search of a proficient software engineer who can build a ...who can build a desktop application specifically compatible with Windows. The core requirement for the software is to function effectively in data management. Key Features Requested: - Data Management Candidates must possess the following skills and experience: - Proficiency in software engineering - Expertise in Windows applications development - Extensive background in building data management solutions - Excellent problem-solving skills This project requires the construction of a powerful, user-friendly application that efficiently handles data management. Since Windows is the preferred OS, a strong understanding of this operating system is crucial. I look forward to rec...

I have a large number (284) of images from various artists that need to be organized into folders by artist name and the image files renamed to the name of the artwork (preferably in English). If a script is used it must not compromise the quality of the result. I'd prefer manual search and entry. Ideal Skills and Experience: - Proficiency in file management and organization - Proficiency with Google Lens search - Experience working with a large number of images - Attention to detail for accurate naming and organization - Basic knowledge of art and art history is a plus Already organized images and unorganized will be provided via OneDrive link in two separate folders - with many artists folders prepopulated in the organized section. For any duplications the image with the s...

...for an expert in construction project management and planning for a project with a timeline of more than six months. The specialist will be responsible for overseeing the entire project from start to finish, ensuring it stays on track and within budget. Key responsibilities include: - Developing a comprehensive construction plan, including key milestones and timelines - Project tracking and management to ensure the project remains on schedule - Budget management to avoid cost overruns - Coordination with subcontractors and suppliers - Problem-solving and managing any issues that arise during the construction process Ideal candidates will have: - Proven experience in construction project management - Excellent organizational and time-management...

...of a web-based task management system for my small business. It should be built with PHP and must have the ability to interface with client information in QuickBooks Online. Key Features: - **Task Assignment and Tracking**: This is the core functionality that I require. The system should allow for the creation of tasks, assignment to team members, and tracking of progress. Progress updates should be emailed to the client as the status changes - **Notifications and Reminders**: I need the system to send out notifications and reminders to the team members about their tasks and deadlines. This is crucial for keeping the workflow smooth and on track. Ideal Freelancer: - Proficient in PHP and web-based application development. - Prior experience in building ...

I am currently in need of an expert to create a solution architecture for the deployment of a new IT Service Management (ITSM) system. The goals of this endeavor are to achieve: - Scalability and robust performance to meet current and future demands. - Powerful security measures and data protection policies to ensure the system's safety. - Seamless integration with pre-existing systems to minimize disruption. I am particularly looking for the solution architecture to equip the ITSM system with the following functionalities: - Incident management: that will allow us to efficiently handle any unexpected disruptions. - Problem management: helping us to minimize the impact of incidents that cannot be prevented. - Service Catalog: offering a struct...

May the peace, blessings, and mercy of Allah be upon you Can you create a professional 3D video of a proposed expansion of the Holy Mosque in Mecca using professional architectural and engineering programs for free, or help one of your acquaintances with this, or introduce him to this? May God reward you with goodness.

May the peace, blessings, and mercy of Allah be upon you Can you create a professional 3D video of a proposed expansion of the Holy Mosque in Mecca using professional architectural and engineering programs for free, or help one of your acquaintances with this, or introduce him to this? May God reward you with goodness.

I'm seeking a skilled Full Stack Developer with a main focus on backend development. The project requirements are as follows: - Backend Development: Proficiency in Node....- Backend Development: Proficiency in Node.js is a must. - Frameworks and Libraries: While I haven't specified any specific framework or library for you to use, feel free to suggest ones that you believe will benefit the project. - Database Management: Proficiency in working with MongoDB is a requirement for the successful completion of this project. - Basic Knowledge of integrating Backend with frontend (frontend is in ) Ideal Skills and Experience: - Solid experience with Node.js development. - Proficiency in MongoDB for database management. If you can bring these skills to the table, I'...

...developer or team, capable of creating a multifunctional AI system for a new solar energy business venture. This AI system should offer the following functionalities: - Predictive analytics: The software must be able to predict patterns based on collected data. - Energy consumption analysis: Extract valuable insights from detailed energy usage. - Demand forecasting: Efficiently project future requirements for energy supply, optimizing resource allocation. The system should be compatible with a range of technology platforms including: - Desktop computers: For business-grade, in-office usage. - Mobile devices: To provide on-the-go access and monitoring. - Web browsers: To ensure cloud-based, anywhere access. Finally, the AI system needs to have ...

I'm looking for a Telegram moderator with the following responsibilities and qualities: Responsibilities: - Monitor chat activity continuously, ideally dedicating more than 3 hours daily. -...Telegram moderator with the following responsibilities and qualities: Responsibilities: - Monitor chat activity continuously, ideally dedicating more than 3 hours daily. - Enforce community guidelines strictly. - Respond to user inquiries promptly. Preferred Qualities: - An informal communication style will serve you well in managing interactions. - Experience in similar roles or community management is beneficial. I expect the freelancer taking on this role to understand and navigate the Telegram platform efficiently, providing a secure, organized, and friendly environment for our com...

May the peace, blessings, and mercy of Allah be upon you Can you create a professional 3D video of a proposed expansion of the Holy Mosque in Mecca using professional architectural and engineering software for free, or help one of your acquaintances with this, or introduce him to this? May God reward you with goodness. ( Arabic -english)

I'm looking to create a point of sales (POS) admin app, oriented for retail sales personnel. Primary functionalities required for this application are: - Sales Management: The app needs to have capabilities to manage and monitor sales records efficiently. - Inventory Tracking: Along with sales, the application should aid in a hassle-free inventory tracking process. The application, being standalone, does not need integration with any existing Customer Relationship Management system. I aim to use Quarkus for backend, keycloak for authentication, Ant design () for frontend and postgre for DB . Hence, proficiency in these technologies will be ideal for this project. Previous experience in creating retail-oriented POS admin applications would also

...am seeking a freelancer to automate subscription management between Stripe and Active Campaign for my online coaching program. The primary focus is to streamline the customer onboarding process by automating the following tasks: - Customer Creation and Synchronization: New customers should be automatically added to Active Campaign upon subscribing via Stripe. - Welcome Email and First Steps: I need an automated process for sending a welcome email to new subscribers that includes: - Introduction to my coaching program - Access to online resources The ideal freelancer for this project should have: - Proficiency in setting up and managing automation workflows in both Stripe and Active Campaign - Experience with subscription management and customer onboarding - Stron...

I am in need of a professional web developer to create an interactive online learning management system. The platform is intended to be used as an online home schooling platform for delivering GCSE and A Levels to students. Key Features Needed: - Live Video Lessons: The system should be able to deliver live video lessons to students. - Online Lessons: In addition to live video sessions, the system should facilitate pre-recorded online lessons. - Student Progress Tracking: A crucial component of the system is its ability to track and display student progress. This helps the students and teachers in understanding the performance and improvement areas. User Interface Design: - The envisioned user interface design should be 'Colorful and vibran...

...company's Zoho Bigin system. For the project, focus will be on: - Lead management: This is a critical aspect that needs streamline. You should be good in setting up a practical, effective system that is easy to maintain and update. - Sales pipelines: We desire to monitor sales processes better and easily spot opportunities, hence your expertise in setting up sales pipelines is essential. My team is small and I anticipate no more than ten users. That said, the system should allow easy addition and removal of users, with minimal technical assistance needed. Finally on customization, I need basic changes done. These include layout adjustments, additional fields for more details, and workflows to ease operations. You should have extensive experience in ...

In need of a highly-functional, organized Human Resource spreadsheet primarily for tracking employee holiday time ...Resource spreadsheet primarily for tracking employee holiday time and contracted hours. Speed is of the essence as the project needs to be completed ASAP. The ideal freelancer for this project should: - Be proficient in creating custom spreadsheets with an orientation towards data organization and efficiency. - Have knowledge and experience in Human Resource management, particularly in the areas of leave tracking and contract hours management. - Be able to complete the project in the shortest time possible without compromising accuracy and quality. This project will significantly aid HR efficiency, ensuring the accurate, versatile tracking of critical empl...

I'm looking for a skilled freelancer to help hire a principal for our high school located in Latur, Maharashtra, India. The prospective candidate should meet the following criteria: - Educ...the principal will include: - Implementing a new, modern and updated curriculum that addresses the current issues faced by the school - Ensuring a proper work distribution among staff - Introducing and managing extracurricular activities to enhance student engagement and overall school experience. Ideal candidates for this job should have prior experience in the field of education and school management in India, with a solid track record of successful leadership. It is important to find a principal who can understand the specific challenges faced by our school and implement strategies to...

I'm looking for a WordPress expert to update my website to the latest version, 6.5.3, ensuring that all functionalities remain intact post-update. The website serves as an information hub for potential renters, so maintaining its operational integrity is crucial. Tasks includ...version 6.5.3. -Checking all plugins for compatibility with the new WordPress version and updating them as necessary. -Ensuring that the website functionality (e.g., forms, pages, and other custom functionalities) remains unaffected by the update. -Providing a brief report on the update, including any issues encountered and how they were resolved. Skills Required: -Proficient in WordPress management and updates -Experience with plugin compatibility -Attention to detail to ensure website integrit...

I...Instagram. The primary goals of the campaign are to increase brand awareness, drive website traffic, and generate leads. Key responsibilities: - Plan, develop and execute a comprehensive social media strategy across Facebook and Instagram - Create engaging content to post on these platforms - Manage all social media accounts, including responding to customer inquiries You should be experienced in: - Social media strategy planning - Content creation and curation - Monitoring and responding to social media activity - Using analytics and social media management tools to track and report on performance While the target audience is not explicitly defined, expect it to be a broad range of ages. Your creativity and skill in reaching these audiences will be key to the success...

I have a digital menu with less than 50 items and require assistance on updating the prices. Key Responsibilities: - Implementing updated prices for less than 50 items on the menu - Ensuring the menu is user-friendly and easy to navigate post-update - Providing advice on optimal pricing strategies, if possible Experience Required: - Proficiency in digital menu management - Previous experience in menu price updates - Understanding of user experience design, particularly in digital menu interfaces This is not a one-off project as I may need help occasionally, so a long-term engagement is possible.

...for my online travel agency focusing on cruise bookings. Key Features: - I would require a comprehensive booking management system. This system should be able to handle bookings, cancellations, rescheduling, and refunds efficiently. - The CMS and website should be designed to cater to both travel agency staff and end customers. User Experience: - For our end customers, the booking process should be seamless and interactive. I envision the use of an interactive calendar to allow customers to select their preferred cruise dates easily. Ideal skills for this project would include: - Proficiency in CMS and website development - Experience in e-commerce and booking management systems, particularly tailored to the travel industry - UX/UI design expertise, pa...

I need a skilled Ruby on Rails expert for a project I'm working on. I need someone who understands the Ruby on Rails framework inside out and can work on our project efficiently. The specific tasks may include: Please check the document before applying the jobs Thank you

I require a specialist to gather, compile and organize important data regarding the 50+ age demographic for virus software. The perfect candidate will have considerable experience adhering to privacy regulations, with an intermediate level proficiency in data collection practices. Key Responsibilities: - Collect personal information, contact details, and DOB from the target...Responsibilities: - Collect personal information, contact details, and DOB from the target demographic. - Determine if they have any active virus protection subscriptions. - Primarily target Windows users for data collection. Ideal Skills: - Have proficiency in handling data related to Windows users. - Strong understanding of data privacy laws and compliance. - Intermediate knowledge in data collection and manag...