Sissel and Ines from Start Up Guide Berlin give you an opportunity to learn from their mistakes and tell you what it was that they would have done differently if they were to start their project again. Get Start Up Guide Berlin Guide in print or digital: Abonniere den Debitoor YouTube Channel: Like Debitoor auf Facebook: Folge Debitoor auf Twitter: Füge Debitoor auf Google+ hinzu: Schlage deine Ideen im Feedback-Forum vor: Teste Debitoor – das einfache Rechnungs- und Buchhaltungsprogramm