- They are stamp collectors ; they often trade stamps with each other
- Premiums , coupons and trading stamps
- a token resembling a stamp given by a retailer to a buyer; the token is redeemable for articles on a special list
Trading stamps are small paper coupons given to customers by merchants in loyalty marketing programs that predate the modern loyalty card. These stamps had no value individually, but when a customer accumulated a number of them, they could be exchanged with the trading stamp company (usually a third-party issuer of the stamps) for premiums, such as toys, personal items, housewares, furniture and appliances.