In order to choose which logo to use in your Emergency Bulletin, follow these steps:
  1. Navigate to onMessage > Website > Main Site > Styles
  2. Click on Emergency Bulletin at the top of the page​ User-added image
  3. Click on the logo in the style 
  4. On the left side, use the Logo drop down to select which logo to display in the Emergency BulletinUser-added image
  5. Click Save in the bottom right corner

Note: If you want to use a logo you have not yet uploaded, you can do so on Core > Settings > Logos and Seals