How does the template editor work?
Let’s take a look at the icons
- Edit link

 - Insert link from Dropbox 

 - Insert image 

 - Insert image from Dropbox 

 - Insert variable

 - Clear formatting 

 - Select all

 - Code view 

 
On the left side, you can see the icons that can be used for editing. Only one thing left: write the text of the template. 🙂
You can copy the templates and move them into trash. On the right side, you can check the Click-through tracking option.