Setting up a reusable letter signature
Here are the steps to creating your letter signature in the system. You will be able to use this for bulk or single letters.
Click your profile picture or initials at the top right corner of the screen and click "Settings"
On the left-hand side click "Signatures"
If you havn't already, go ahead and click "Set up" on the "Letter signature" section.
This will open a popup for you to add whatever you want.
Save it.
Adding an Image
In the editor click the icon that has the picture in it.
From the popup go ahead and upload whatever image you want. You will be able to resize it one it's loaded in.