Synergy Gift Card Network’s gift card program ceased its operations on Jan. 31 after 19 years of service to its customers, including those being sold at Costco Wholesale.

Costco is offering refunds for select gift cards after the company that issued them ceased operations.

United Airlines Holdings Inc. is overhauling its loyalty program, offering more benefits to customers who carry the airline’s co-branded bank cards while reducing some rewards for budget flyers.

United is overhauling its MileagePlus loyalty program, giving credit cardholders significantly more miles per dollar spent on flights.