How do points expire (configurable period or fixed date)?

Points expire after a configurable period (e.g. a number of days from earning) or on a defined date, so balances don't accumulate forever. Expiry is tracked per lot of earned points, and a background sweep expires points past their date. Expiry serves two purposes: it caps the business's outstanding liability, and it nudges customers to redeem (and therefore return). Customers can see…

Points expire after a configurable period (e.g. a number of days from earning) or on a defined date, so balances don't accumulate forever. Expiry is tracked per lot of earned points, and a background sweep expires points past their date. Expiry serves two purposes: it caps the business's outstanding liability, and it nudges customers to redeem (and therefore return). Customers can see points that are about to expire, prompting them to use them before they're lost.