The Advocacy QPM has a long history of providing benefits to advocacy providers, commissioners and the people they support; these include: 

We aim to provide clear guidance on the cost of assessment and ensure that our pricing policy is fair, proportionate and consistently applied for small, medium and large advocacy 

The QPM was originally developed by Action for Advocacy in 2008, with a second edition released in 2010.  It built upon the Advocacy Charter, Quality Standards for Advocacy