Need custom PHP programing Post Affiliate Pro 4 & Interspire Shopping Cart

We need someone to customize the way Post Affiliate Pro pays our sales reps. I've included a diagram. Also, we need to work out a few bugs in tracking sales from Interspire to Post Affiliate Pro. Here is a sample of the code that someone else wrote that we implemented. [[login to view URL]][1] [[login to view URL]][2] We need to track multiple products with multiple quantities in Interspire Shopping Cart & then transfer that information to Post Affiliate Pro. We then need Post Affiliate Pro to pay our reps according to the pay level for personal sales: Account Executives make $125 Regional Managers make $140 National Managers make $155 Also, National Manager & Regional Manager make $15 if an Account Executive on their TEAM makes a personal sale. Account Executive $125 Regional Manager $15 National Manager $15