This document discusses the growing trend of SaaS, cloud, and open source CRM software alternatives to traditional enterprise CRM software. It notes that while some of these alternatives are freely distributed or offered at a lower price, many vendors still charge for support. The document then provides a table comparing the revenues of major CRM software vendors in 2006 and 2007, showing growth from SAP, Oracle, Salesforce.com, and others. It concludes by recommending users prepare criteria for evaluating CRM software options.