2 tasks - Magento Customized Grouped Products (with Grouped Tier Prices)

*** MAGENTO TIER PRICES EXPERT NEEDED *** URGENT PROJECT *** Look the site: [login to view URL] **** Now: Look the description of job in RED of image attached on this job. There are 2 tasks in this JOB: Task 1) Investigate this customized Grouped Products did by another freelancer and include Jquery Auto Sum of the prices of Grouped Products (considering TIER PRICE OF GROUPED QUANTITIES, All products has the same price) * By default, magento uses the quantity of EACH product and no considers the SUM on tier price (we need customize this to consider the SUM of ALL grouped products to Tier Price) Tasl 2) Investigate this customized fields and Allows File Field to send ALL image formats (include CDR and PDF). Now the this file fields .