this is actually a heck of a lot simpler than it sounds: When you call Customer Service for a company, they use a CRM tool to look up information about you in their database; what you've purchased...

so in other words even smaller enterprise companies could purchase CRM software and manage their customers? maybe something like this: http://www.salesforce.com/

yeah, I don't know all the details, but this looks like an all-around CRM (customer support, sales, marketing). ...or you could create your own. I've worked mainly on creating/maintaining custo...