Need some changes in php script

AWARDED
Bids
35
Avg Bid (USD)
$215
Project Budget (USD)
$30 - $250

Project Description:
I've this script and need some additional section in it.

Demo script: http://supportmyshop.com/invoice/

(1). Expenses Section (Example: http://demo.curdbee.com/expense_entries)
(2). Reports (All report should be able to export in to CSV and PDF format)
(a). Outstanding report (client name | paid amount | outstanding amount)
(b). Sales report (total sales| total cost | total profit | total tax)
(c). Expenses report (total expenses)

(3). Create User with limited access (Access tabs: Dashboard | Invoices | Estimates | Expenses | Items | Clients | Reports | Setting)
(4). Item Section need cost prices option so it can calculate the profit in final reports.
(5). Dashboard - Right side need additional box (Payment Received Today | Total Invoices Today)

I will explain in details on skype.

Thanks & Regards,

Vinod
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Skills required:
MySQL, PHP
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