sentences:  BancNet does not charge rental or membership fees for retail merchants; instead, it charges interchange fees or a merchant discount rate for every successful debit transaction coursed through its system.Currently, BancNet's average merchant rate is about 1.0% net, while the average Visa/MasterCard credit and signature debit card merchant rate is about 2.5%, exclusive of the 1/2 of 1% creditable withholding tax.Some merchant sectors, such as food wholesalers and gasoline stations, have special reduced rates to accommodate business needs and profit margins.