info,I second what qbteachmt says above.Classes allow you to view your data in broad strokes, but are not advisable for events...where over time you might have ...
In your screenshot, you're showing the date the item was performed or sold as October 2013. The date of service has nothing to do with the date of invoice... ot...
Store credit / gift cards are best treated as their own bank or credit card account (or cash account). This case of a return is special, in that you need to ent...