Payments to Suppliers SortMyBooks Helpdesk Updated December 05, 2016 17:18 Follow Q. How do i add a Payment to a Supplier(s) invoice(s)? A. Follow the attached How-To for details. Allocating a payment to a supplier invoice.pdf Allocating a payment to a supplier invoice.pdf 200 KB Download Related articles How to use the SortMyBooks APIs Detailed Till procedure including Safe and Credit Cards How do I record payment received against a sales Invoice? How to deal with a Discount on an invoice How to add a Miscellaneous Payment Comments 0 comments Please sign in to leave a comment.