Getting gifts for shopping with a rewards card sounds great! But what do these "freebies" really cost? We explain how loyalty programs work.
This video was produced in cooperation with 'Technologiestiftung Berlin' as a part of the information campaign 'Smarte Bürger'.
Further information:
https://www.technologiestiftung-berlin.de/en/home/
https://smarte-buerger.de/
Author: Michael Scherer
Sources in German:
https://www.verbraucherzentrale.de/Ku...
https://smarte-buerger.de/
