TL;DR Choosing a Binance invitation before registering can affect the trading fee benefits available to an eligible new account. Some affiliate invitations offer up to 20% commission rebates on qualifying Spot transactions, while paying eligible trading fees with BNB may unlock an additional 25% Spot fee deduction. Certain Futures transactions also qualify for a separate BNB discount of up to 10%. Selected promotional campaigns advertise welcome rewards totaling up to $19,800