How to use the PayPal feature on invoices SortMyBooks Helpdesk Updated December 05, 2016 17:19 Follow Q. How do i go about using the new PayPal feature for sales invoices? A. Just follow the attached How-To to show you how. How to use the PayPal Integration.pdf How to use the PayPal Integration.pdf 90 KB Download Comments 1 comment Sort by Date Votes Gordon Quin June 22, 2016 09:44 Very clear and straight forward instructions :) 0 Permalink Please sign in to leave a comment.