'''Example 1''': 7% VAT are included in the room price.
Go to {{#fas:cog}} (SETTINGS) PROPERTIES->BOOKING RULES DESCRIPTION and set "Vat Rate %" = 7
If you have extras in which VAT is also included go to {{#fas:cog}} (SETTINGS) BOOKING ENGINE > UPSELL ITEMS and enter 7 in the VAT% setting.