There are two ways to send a message to a contact. This can be done from either the Inbox or Contacts page.

From the Inbox:

1. Click the + New button

2. Enter a name or phone number into the To text box and select the contact that you would like to message from the dropdown

3. Type your message then hit the Send button

From the Contacts Page:

1. Find the contact you would like to message by searching for them.

2. Click on the contact's name, and it should open a contact editor on the right. Click the Message button on the contact editor.

3. Type your message then hit the Send button