Whore houses where patrons roam around aisles to talk with hookers standing inside the doorways of their red-lit rooms are called "Laufhaus" because patrons need to walk to go towards their desired providers. Unlike to regular cat houses where Linz prostitutes pay visit to gentlemen sitting at the bar or lounge. Laufhaus brothels used to be cheap fun, but these days prices are set with a bottom of 50 Euros per shot.
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While it's a liberal country with lots of red-lights everywhere just a few years ago such establishments were legally forbidden to operate websites and advertise their business. Cheers for good news from the courts.