Taxes

1. I want to add more than one tax to an item. How to do this?
2. How do I create tax groups?
3. I wish to delete a sales tax that is no longer needed. Will it affect my previous transactions?
4. How do I add a new tax?

Sales Tax

1. How to enable sales tax?
2. How to add a new sales tax?
3. How to configure tax exemptions?
4. What is a default tax and how does it work?
5. How to associate sales tax to a contact?
6. How to record a tax authority?