You can execute orders directly with a previously saved credit or debit card in US dollars or Georgian Lari. Either from Instant Trade or Exchange, select GEL or USD and the crypto you with to trade with, then enter the amount you wish to buy or sell. Card fees are 3% for GEL and 4% for USD. 

Bank cards must also be verified with a photo of you holding the card. Your name must be printed on the card and it must match the name on your account. Only physical cards can be used on Cryptal.