 He would ride donkeys between the moshavot, from Metula in the north to Be'er Tuvia in the south, in order to instruct the farmers in these mitzvot.During the month of Elul and the Ten Days of Repentance, he would travel to Tel Aviv, Petah Tikva and Haifa to preach and awaken the community to repentance.In the years 1912-1913, Rabbi Abraham Isaac Kook, then chief rabbi of Jaffa, sent Yadler to oversee terumot and maaserot in the moshavot in Samaria and the Galilee.