Salesforce.com is the world's most renowned CRM system, and arguably the poster child of cloud applications. However, its flexibility can also be its main weakness: you CAN do anything with it, but what SHOULD you do?
There are plenty of other questions on your mind, too. The name suggests it's exclusively a sales tool, but can it help more relationship models? If so, how? How do I ensure that people actually use it?
We've been using and configuring Salesforce to solve a variety of real world challenges since 2002, so can offer an experienced perspective on this important business application.