First I will list what I understood from your PDF:
- I need to use product details referred from an Amazon search, to track product's rank, visit count and added to cart numbers daily.
- The URL will be registered first time manually but then the script should update URL as well.
If is that what you want I'll post here my milestone, and we can negotiate by chatting.
- Initial Milestone (30%) - Release to begin project
- Track product's rank, visit and cart count (35%) - After complete and tested by you;
- Daily script to update URLs (35% - After complete