2013-07-08 — /travelprnews.com/ — In June, airberlin and topbonus presented the improved benefits of the topbonus Service Card. Now a special promotion campaign has been launched: until 31st August 2013 it will be possible to order the topbonus Service Card for 99 instead of 119 euros at airberlin.com/servicecard or by calling the topbonus Service Center on… Read the full press release