MARGARET WILKIE has practised as a solicitor and is an experienced teacher and examiner. She was formerly Principal Lecturer in Law at the University of Westminster, and Visiting Lecturer at the University of Sheffield.PETER LUXTON is Professor of Law at Cardiff Law School, University of Cardiff. He has taught Landlord and Tenant Law for many years at both undergraduate and postgraduate level. He is the Commercial Property section editor of the Journal of Business Law.DESMOND KILCOYNE is a barrister at 42 Bedford Row in London specialising in Landlord and Tenant, Housing, Property and Chancery. He is a regular columnist on property and housing matters for the Sunday Times.