Call them as you want: deals, free coupon codes, free promotional codes, promo codes, cash back deals, discount gift cards, saving. Fact is - provide you don't fall into the trap of buying something you don't need just because it's discounted - you can really save some money by carefully looking for deals.
If you are already travelling, why not use this link to book your hotel on Booking.com?
ENJOY A € 15 CASH REWARD WHEN YOU BOOK YOUR HOTEL USING THIS LINK:
https://www.booking.com/s/32_8/c4e98866
Feel free to send this link to your friends as well (but please do not spam).
Discloser: You may ask why I am offering this discount. It is an affiliation link. It means both you and I will earn € 15 when you stay at your preferred hotel. Win-win.
Here's how it works: