A contact is a person or business entity. Contacts are classified as Individual or Organization contacts. An organization contact can have multiple individual contacts associated with it. Contacts are used in PracticeMaster, Tabs3 Billing, and Tabs3 Trust Accounting (Trust). Tabs3 Billing/PracticeMaster clients and Trust accounts are contacts and are shared across systems. In PracticeMaster, contacts can synchronize to Outlook.