The adoption of the TM Forum’s Business Process Framework, also known as the eTOM, continues to increase within the information, communications, and entertainment industry. As a result, there is a need to provide guidance on how the framework can be extended and/or modified for use by a TM Forum member and in the practical use of the framework. This guide contains four chapters that provide; A short review of the Business Process Framework A typical implementation approach A set of guidelines for extending the framework A series of case studies for uses of the framework