Mark Walton's site is extensive and bang up to date. Everything you ever wished to know about the Mental Health Act and more. Most useful is a MHA userguide and an articles/papers page all published in the current year. Mark Walton also includes the full text of important cases from 1996 onwards. Richard Jones, author of the Mental Health Act Manual states that he constantly uses it as 'an authoritative and comprehensive source of information on the Mental Health Act'.