One of the most fundamental settings is whether your store adds tax to your prices or whether tax is automatically included. This is known as your tax model.
That setting is on your Price Groups page:
You will see this when you open that page and top-left you can set your choice.
Please note - if you change it you will have to restart your BRM to take effect.
BRM will NOT reprice all of your reservations with the new setting, but new reservations will be priced that way.
It is possible also to revisit old reservations and perform a 'reprice'.
valid settings are:
Example of tax-inclusive price:
(tax applied as part of your rental pricing)
Example of tax-exclusive price:
(tax applied after the price is calculated)