Customer Relationship Management (CRM) is a system (usually integrated into the intranet) that easily allows to follow up a contact with your customers and prospects in order to understand and anticipate customer needs, to better serve them.
CRM systems allow you to collect and store customer information, allowing the company to develop action planning, sales and communication, thereby applying more effectively relationship strategy. You can manage how many times you had already made ​​a contact with a certain prospect, record the history of calls and email exchanges, among other facilities.