How Readysell tracks declining profit for products on contract prices
When you look at any product on a contract you can see the current gp% and the origional gp% when the contract was activated
If you change the cost on the product the current gross profit percentage on the contract line will change, but the original gross profit percentage will stay the same
Refresh your contract view after changing the cost on the primary supplier and you can see how the current gross profit percentage for the contract price line has changed