Log into Base with your unique username and password.
Click on the contacts icon at the top right-hand corner of your screen.
Click on add contact
A screen will open in which you can capture all necessary detail of the particular contact.
Click on contact type to add a label like "buyer", "seller", "tenant" to the contact
Select whether this contact is an individual person or that of a company
Select "Shared with the office" if you wish to share this contact with the rest of your agency
Complete both pages then Save your contact