System, method, and storage medium

A method performed by a payment terminal that is connected via a network to a server device configured to manage credit card transactions, the method comprising:

• performing a pre-authorization process that includes:
• upon receipt of an amount of a scheduled transaction and card information of a credit card to be used for the scheduled transaction, transmitting the amount and the card information to the server device to reserve an amount of credit associated with the credit card and corresponding to the amount of the scheduled transaction, and
• upon receipt of authorization information confirming reservation of the amount of credit from the server device, storing the authorization information, the amount of the scheduled transaction, and the card information as a record in a memory;
• and
• performing a post-authorization process that includes:
• reading one or more records from the memory, and displaying a first screen showing one or more pieces of authorization information corresponding to the one or more records in a selectable manner,
• upon selection of one of the one or more pieces of authorization information, displaying a second screen through which an actual amount of the scheduled transaction corresponding to the selected authorization information can be input, and
• upon receipt of the card information corresponding to the selected authorization information, executing the scheduled transaction based on the actual amount using the card information and the selected authorization information.

A non-transitory computer-readable storage medium storing a program for causing a processor of a payment terminal connectable to a server device that manages credit card transactions, to perform:

• a pre-authorization process that includes:
• upon receipt of an amount of a scheduled transaction and card information of a credit card to be used for the scheduled transaction, transmitting the amount and the card information to the server device to reserve an amount of credit associated with the credit card and corresponding to the amount of the scheduled transaction, and
• upon receipt of authorization information confirming reservation of the amount of credit from the server device, storing the authorization information, the amount of the scheduled transaction, and the card information as a record in a memory;
• and
• a post-authorization process that includes:
• reading one or more records from the memory, and displaying a first screen showing one or more pieces of authorization information corresponding to the one or more records in a selectable manner,
• upon selection of one of the one or more pieces of authorization information, displaying a second screen through which an actual amount of the scheduled transaction corresponding to the selected authorization information can be input, and
• upon receipt of the card information corresponding to the selected authorization information, executing the scheduled transaction based on the actual amount using the card information and the selected authorization information.