In a circular to other law enforcement agencies, the CFPB warned that some credit card companies operating rewards programs may be breaking the law, including by illegally devaluing rewards points and airline miles.
https://www.consumerfinance.gov/about-us/newsroom/cfpb-takes-action-on-bait-and-switch-credit-card-rewards-tactics/?utm_source=newsletter&utm_medium=email&utm_campaign=jointcreditcard2024-12-18&utm_term=generalupdates