The BNB token are used to pay fees on the binance Exchange including conversion, withdrawal, listing, margin and other additional fees. The Binance Exchange gives those who trade the token the incentive to have a 50% lower transaction fee for the first year. For the second year, the discount is 25%, halved every year for two more years, until the discount is canceled in the fifth year. As Bancin's trading volume increases, the token will also gain popularity and develop additional features and programs using the BNB token.