Sage 500

Is there a way to prevent AP from using revenue accounts and a way to prevent AR from using AP related accounts?

In one of my new companies I recently set up, I am having an issues with Accounts Payable, System Check Register NOT ASSIGNING numbers. I have looked but just see what is not checked or set up incorrectly. All of my other companies work find.

We have a serialized item in our inventory (a cooling tower) that is currently the only line item on an open PO and has a quantity of 1.00. We have setup progress payments with the vendor, received the first invoice, and need to make the first payment…

Currently we enter AP Invoices under the company name then on the due date we pay by credit card and make a flip to remove from the vendors name into the appropriate Credit card AP account.. Is there an easier way to complete the flips without entering…