Contacts are at the heart of CiviCRM supporting three built in types of contacts:

• Individuals
• Households
• Organizations

Contacts can then be further customized to meet any organizations needs allowing you to support just about any mission.  Here are some examples:

• Affiliates
• Families
• Activists
• Donors
• Subscribers
• Event Participants
• Members
• Volunteers
• Advocates
• Grantees
• Grantors
• Voters
• the list is almost endless!