1. When members consume, provide paper consumption receipts at the point of sale or service desk.

2. Consumers fill in personal information on paper documents, such as name, membership card number, etc.

3. The consumer signs to confirm the consumption, and signs in the signature column.

4. The salesperson or cashier checks the membership information and signature, and then files the document.

This method is suitable for small enterprises or retail stores with low cost, but it needs to save and manage a large number of paper records.