context: Currently, (2004), there are principles of canon law common to the churches within the Anglican Communion; their existence can be factually established; each province or church contributes through its own legal system to the principles of canon law common within the Communion; these principles have a strong persuasive authority and are fundamental to the self-understanding of each of the churches of the Communion; these principles have a living force, and contain in themselves the possibility of further development; and the existence of these principles both demonstrates unity and promotes unity within the Anglican Communion. 
question: ఆంగ్లికన్ కమ్యూనిటీలోని ప్రతి సభ్యుడు దేని ద్వారా చర్చి చట్టానికి తోడ్పడతాడు?
answers: its own legal system