How do I send a message to all of my contacts at once?

1. Next to the Recipients field in the New campaign screen, click on Search Contact Groups:

2. Check the box for All contacts - this is always the first option in your list of contact groups.

3. Then click Add Recipients to add all contacts to your message:

4. This option is also available in the Quick message function - just type all into the recipient field and scroll down until you see the All contacts option: