You may often find it useful to save a block containing your custom unsubscribe link, in order to be able to quickly and easily use it in other campaigns! All you need to do in order to have this option, is to save the block as a clone block.
Let's take a closer look!
1. Click on the floppy shaped save symbol, appearing on the right side of the row when you hover your mouse over it, to save it as a clone block.
2. Fill-in the name for your custom container.
3. Click on the Save Container button.
4. Locate your clone block under the Structures list, represented by yellow icons.