This document summarizes collection strategies and statistics for checks that are returned from check services. It recommends starting the collection process as soon as a check is returned due to the rapid depreciation in amount owed over time. It provides national collection statistics for third-party collection agencies compared to doing collections in-house. It also describes the features of a debt collection service including 24/7 online account access and reporting, localized contact strategies, and customized demand letters sent over multiple intervals to increase payment rates compared to traditional methods.