In your dashboard click TEXT MESSAGING > SEND TEXT MESSAGES

Once there follow these steps:

  1. Click on +New Text Message at the top to create a new message. 
  2. Look for the link labeled  + Add and send to a group instead
  3. Once there, look for the title Option 3: Exclude specific groups.
  4. Choose the group or groups you'd like to exclude and click the SAVE button. 
Did this answer your question?