Basics Customer relationship management

If you want to become better at Customer Relationship Management (CRM) you have to go through a complete learning cycle about this very specific topic.
Definitions, why, how, for whom : find in this section all the notions related to Customer Relationship Management (CRM). Find out all features, benefits and pros & cons of Customer Relationship Management (CRM) software in order to establish the criteria to make a choice.

Basic notions in Customer relationship management