Sorry but your suggestion does not help.The feature "DO NOT SELL TO OVERDUE CUSTOMERS" can't be changed in MULTI-USER mode. And we have 7 users in our QUICKBOOK...
I think I found the solution.I just did NOT select the ITEM GROUPS I recently setup, and quantity is positive.I created ITEM GROUPS, which are my master packs. ...
Let me give you more information.When I run the SALES REPORT, with ALL SALES ITEMS, the amounts are all positive and perfect.But problem with that, it is that i...