Originally Posted by
Analise
if I buy a ticket from this Dutch website from let's say Hagen to Schiphol, will I be able to print my tickets using the Deutche Bahn machines in Hagen? Will the DB machines even recognize that I made the purchase already?
no - you have to print the PDF you get after booking the ticket. They won't accept it if you, say, show the PDF on your laptop screen.