PLEASE NOTE: The Marketing Resource Center is part of the Pro and Expert plans only. It is not included with the Starter plan.
Please see our guide here for instructions on how to write a custom message.
1. When writing your message, click on the link icon in the toolbar.
2. For the Source you can enter the full URL of the link. Once you've added the full URL of the link and hyperlink text (if wanted), click the Insert button
3. You will now see the link in your message. Continue writing your message as normal.