You can add a tag to a Broadcast to make it easier to organize your messages.
Go to the Broadcast you want to tag and click the tag icon at the top of the message:
Click on the tag and then on + New tag. You will see this pop-up box:
Here you can:
Type the name of your tag. For example 'Documents Pending' or 'Employment'.
Select a color for the tag.
Click Save and you will see a flag in the color you selected on the main page of the Broadcasts tab, as well as the main Messages page:
Now when you go to a Broadcast and click the tag icon the tags will appear in a drop down menu and you can either create a new one or choose an existing tag:
Previous guide: How to Send Broadcasts