FIELD: information technology.
SUBSTANCE: method involves facilitating to obtain an account number from a vendor terminal; facilitating to determine whether said account number is used by the vendor for the first time using an active file manager installed between said terminal and said payment processing network; facilitating to determine whether a certain parameter associated with said account number reaches a predetermined relationship with the spending limit; and if said predetermined relationship is reached, facilitating to obtain a new issuer authorisation decision to adjust the available balance for said account number.
EFFECT: broader functional capabilities owing to the possibility of making purchases on-site without using information from a remote system with asynchronous information request to correct buyer information.
22 cl, 5 dwg
