What is the difference between Quickbooks POS Versions 8.0 and 9.0?

I have QB POS vs 3.0 at my small retail boutique and want to upgrade. We were looking at vs 9 Pro but I'm wondering if there was a big jump between vs 8.0 and 9.0 since 8.0 is significantly cheaper. My main reasons for upgrade our to better manage our customer loyalty program, increased reporting, and easier... show more I have QB POS vs 3.0 at my small retail boutique and want to upgrade. We were looking at vs 9 Pro but I'm wondering if there was a big jump between vs 8.0 and 9.0 since 8.0 is significantly cheaper.

My main reasons for upgrade our to better manage our customer loyalty program, increased reporting, and easier printing of product labels.