Send an Email to a Contact Group / Mailing List
Make a contact group (mailing list) and email everyone in it at once.
A contact group is an easy way to send one email to many people at once. You can add internal users and outside recipients.
Part 1: Create the group
Step 1: Start a new group
In the Contacts section, click the Actions icon on the right and select New Contact Group from the drop-down.

Step 2: Name the group
Give the group a name and add members.

Step 3: Add the members
Type the name of each contact, select the contact and click Save. Repeat for every contact you want in the group.

Step 4: Save the group
When you are done, click Save.

Step 5: Check your group
You now see the Group you just made.

Part 2: Email the group
Step 6: Start a message
Write a new message and click the To icon.

Step 7: Pick the group
Select the Group by clicking the toggle next to it, then click OK.

Step 8: Send
The To field fills in automatically. Write your message and click Send.
