I have tried everything. Making new estimates for the price paid on invoices and transferring to specific project. Does not work, and now I have Estimates for said customer that I cannot even delete. That is frustrating.

I have tried a sales receipt for the amount of the paid invoice. Got excited when I could link it to the project for the said amount. Nope. Throughs off my P&L and essentially doubles what customers have paid. 

I am lost