The Complete Guide to Software as a Service is truly "everything you need to know about SaaS." This is the only book available today that covers the multiple facets of the SaaS model: functional, operational, technical, security and financial. Starting with the definition and the origins of SaaS, it gives a 360-degree view of the inner workings of a SaaS business. This book is a must read for entrepreneurs who are launching a SaaS company. Learn the six ways to fail your SaaS start-up. It will also guide any software company who is transitioning from an on-premise license model to SaaS. Learn what IT and business functions must evolve when moving from one business model to the next. It also provides useful information and insight to different functional managers within a SaaS company. As well, users of SaaS software will become more knowledgeable clients of their SaaS providers after reading this book. Learn how to "read between the lines" of your SaaS contract and focus on the clauses where you have real negotiating power. For anyone interested in learning more about this important shift in the software industry, this book fills a void that exists today in the world of SaaS.