Any contact management application needs at least the following basic functionality:

1. A mechanism to store and profile Contact information.
   
   
2. A means to plan and organize appointments with those contacts, not only for yourself but other team members managing those same contacts.
   
   
3. A means to schedule tasks and to-do’s for those contacts.
   
   
4. A mechanism to record any kind of interaction with a contact, namely meetings, phone calls, e-mail, documents, etc.
   
   
5. Some way of storing documents sent to and received from a contact.
   
   
6. A way to send and track e-mail communication.