I. Purpose
The managers can set up item prices included tax
II. Instruction steps
Go to Settings and select Taxes & fees.
On the Tax section, click this icon 
Click Add tax rate to create the tax rate you want to apply. Enter tax name, tax rate and put a check if this tax is default.
Click Select items to add items subject to this tax.
Click Approve. Check the applicable items and press Select.
Then click OK.
Have a nice day!
