1. Click on Settings
2. Click on Marketing Links
3. Click on Copy to copy the URL "Magic Link"
4. Log into Campaign Monitor and you can select Edit next to a button or link
5. Highlight the text
6. Click on Insert…
7. Click on Link
8. Paste the Magic Link into the URL field
9. Select Insert
10. Click on Save Changes
After syncing your contacts to Campaign Monitor, it will send the pre-authorization token, so when customers click this button, they will be automatically logged into their account.