Gutscheinsammler.de is Germany’s Best Couponing Portal

Gutscheinsammler.de is Germany’s Best Couponing Portal

1st place – Gutscheinsammler.de is Best in Test The German Institute for Service Quality has evaluated 10 German Couponing Portals in an independent test and selected Gutscheinsammler.de as the test winner, the only portal that received the ranking Good in test....