This book analyses the contractual mechanisms requiring parties to exhaust a selected amicable dispute resolution procedure before proceedings in court or arbitration are initiated. It briefly explains the phenomenon of integrated dispute resolution, outlines ADR methods commonly used in multi-tiered clauses and presents the overview of standard clauses published by various ADR providers and professional bodies. The core of the analysis is devoted to the enforceability of multi-tiered clauses under the legal systems of England and Wales, Germany, France and Switzerland. It is essential reading for practitioners and academics working in this area.