In the Cloud and Off
Options abound for enterprise companies planning to implement SAAS, but most point to collaboration tools in the cloud. Of course price points vary and there are subtle licensing models that must be studied before signing on with vendors such as Google Apps, SugarCRM, Salesforce.com., Microsoft's Sharepoint Server and others. Reliability and downtime factors also play a huge role in determining the best SAAS solution for your company.
Application Modernization: What Is It and How to Get Started