For users who have multiple key IDs assigned to a Profile account, payments must be applied on the Profile, not the key ID. Key IDs assigned to the Profile will pull funds from the Profile's 'pool' after each transaction. See attachment.
This how-to is intended for the Key ID User who would like to make a credit card payment on their account. The Key ID User must have an online access account setup to use this feature. Stripe accepts most major credit cards (i.e. Visa, Mastercard, ...