No plan to decode. One price, for the number of people you want to invite.
The commission (Flux B) only applies if you enable online payment for your guests. It's automatically deducted on every transaction โ you pocket the rest as sales come in, minus Stripe's fees.
Prices exclude VAT. Applicable VAT is added at payment, based on the billing country. EU businesses with a valid VAT number fall under the reverse charge. T&Cs art. 4