Using Magic Tax for all tax inclusive product prices

If the prices of the products on your website are all GST / Tax inclusive, you can use the Magic Tax feature of your website manager.  This feature automatically incorporates the GST/Tax of a product into the price itself.  
product page
  1. Enable the Magic Tax feature by going to Preferences > General > Experimental Features, then setting Enable Magic Tax Inclusive to Yes.  

    Enable magic tax
  2. Once enabled, go to Preferences > Tax/GST and set the appropriate tax rate per country. 
    add tax rate
  3. Go back to Preferences > General > Products > Tax Settings and configure the options accordingly, then click Save.  
    Tax Settings
The GST/Tax value will reflect on the customer's invoice, as well as on the checkout and product pages.