UNDERSTANDING CASH EXPENSE ENABLEMENT
A component of spend management setup is ensuring that the user can submit personal cash/out-of-pocket expenses. When a user does not have this enabled for their account, they will see see this note within the spend module:
As an Admin, you are able to control which users are able to create new out of pocket cash expenses.
MANAGING PERSONAL CASH / OUT-OF-POCKET EXPENSE AUTHORIZATION
Start by going to Settings > Payment methods.
From the list of available payment methods, you will find a payment method displayed as personal cash. Click the list, authorize, icon to the far right of the appropriate payment method.
This will open the authorize user edit panel. Select individual users or bulk select. When finished, click Done.
As you continue to manage spend, follow this process to remove authorization, as necessary.