How to remove your DailyDeal.de account
Be logged in on the site; use the removal link. Scroll down a bit and go for Kundenkonto löschen, that should do the job.
Direct removal link: https://dailydeal.de/customer/account/edit/
Helpful Trick: Removing online data
Helpful Trick: Remove third-party logins
If you signed up for DailyDeal.de using a third-party login such as Facebook or Twitter, you probably want to revoke all access from DailyDeal.de. Click here to find out how.