More and more organisations choose to replace traditional ICT services by cloud services. Setting up effective SLA's for traditional ICT services is a real challenge for many organisations. With the arrival of cloud services, this seems to be much simpler at first, but soon the hard questions come up like data ownership, information links an security.This book describes what cloud services are. The risks involved in entering into contracts and SLA's are discussed. Based on a long list of risks and countermeasures, this book also provide recommendations for the design and content of the various service level management documents for cloud services.This books first defines cloud and then describes various aspects like cloud patterns and the role of a cloud broker. The core of the book is the discussions of contract aspects, service documents, service design, risks, SLA's and cloud governance.In order to allow readers to get started with Cloud SLA's, the book also includes checklist of the following documents: Underpinning Contracts (UC), Service Level Agreement (SLA), Document Financial Agreement (DFA), Document Agreement and Procedus (DAP), External SpecSheets (ESS) and Internal Specsheets (ISS).