Adinafriend
Got this by email, so thought I'd share with my ozbargain friends:
We're offering all our eClub subscribers and your friends a special discount of 22% off Adina Apartment Hotels in Germany and Copenhagen. Book your next city getaway and don't forget to tell your friends! Let them enjoy some of your perks by sharing this offer.
Use promo code ADINAFRIEND to unlock your 22% discount.
The offer is valid for stays until 31 December 2019, limited time only!
Not sure when this expires.