When requesting a ride, unused credits will usually be applied to your fare. For business profiles, credits are toggled off.
To toggle credits on and off:
Uber credits are non-transferable and do not expire. Uber credits redeemed with Uber Visa Card points can only be used in the U.S. Uber credits cannot be used when paying with a family profile or certain types of business profiles on Uber. Any available promotions will be applied to your ride before your Uber credits. Certain Uber credits may be applied to your ride balance prior to credits redeemed with the Uber Visa Card.