airberlin’s frequent loyalty program topbonus partners with over 15 popular online portals

Cooperation takes off with over 15 popular online portals BERLIN, 2015-8-20 — /Travel PR News/ — airberlin’s frequent loyalty program topbonus has signed cooperation agreements with over 15 popular online portals, including Zalando, Amazon and ebay. Now customers shopping on these portals can simultaneously collect miles. The option to collect miles with Amazon is unique,… Read the full press release