By the end of the war, brothels became illegal in East Germany, but remained legal in West Germany.
The women hover around the bus stops, blowing their noses and pulling on woolly gloves.
Andrew's interest in Germany did not initially involve paying for sex.
Professional training is available for 'sex assistants'.
After Arabaci's arrest, informants overheard threats against the responsible prosecutor, who received police protection and fled the country in 2007 when Arabaci was deported to Turkey.
With new rights and privileges credited to prostitutes, the German government thought they could reduce, if not eliminate, human trafficking.
The German government issued a report on the law's impact in January 2007, concluding that few sex workers had taken advantage of regular work contracts and that work conditions had improved only to 35% workers.
The Prostituiertenschutzgesetz came into force in July 2017.