Here is how to change the VAT options :
Go to Setup/Alternate VAT list
enable separate or multiple VAT options
select 2 separate VAT option
Rate A .17500 Name A
Rate B .05000 Name B
Go then to Setup/ Store / Update store settings
Click on 4 Pricing tag
select use an alternate VAT rate
Name : Other VAT
When entering or changing an item click on the More tag and select the VAT option you want to use. Ex.: Selected VAT options VAT option A
That's it.
Display price with VAT
An update will come very soon to allow you to display the sale price with VAT.
Reports
Quickstore allows you to produce different reports about daliy sales, top 40 sales...
have a look at the Reports menu