Contract to close
Instalment cards are kept in a dealer's drawer, and a rider who paid on time is still shown as late when the card is lost.
Each instalment is a line with its due date, the payment date and the receipt number, and the balance is the sum of open lines.
Contract
The dealer writes the instalment schedule on the rider's line.
Pay
The rider pays and the receipt number is written.
Check
The balance is shown to the rider each month.
Close
The last instalment closes the motorbike line.