 In Frankfurt am Main, which had a long tradition of Jewish life before the Holocaust, the 1000th stolperstein was set in May 2015, and newspapers publish progress reports and invitations for citizens to sponsor further memorial stones.In Frankfurt, the victim's descendants are not allowed to sponsor "Stolpersteine"; these have to be paid for by the current inhabitants of the house, ensuring that they will respect the monument.People's attention is drawn towards the "Stolpersteine" by reports in newspapers and their personal experience.