Every time a payment is returned there is a cost associated with the processing of a return regardless of the reason for the return.
The faster you learn what caused the return, the lower you collections cost will be.
Repeated insufficient funds are usually an indication that your customer is having economic difficulties.
Finding out that a customer’s account is closed through the return process usually means a customer has a dispute with the amount charged or the service provided.
An invalid account number usually means lack of attention to detail during the enrollment process.