 In 1755 Berlin moved to Breslau where he engaged in business.In 1793, when already advanced in years, he was elected to a rabbinical post, being appointed to succeed Isaac Joseph Te'omim as rabbi of Breslau.His election was marked by a dispute between the members of the community and the local maskilim, who had begun to organize themselves as a body and opposed Berlin, who, despite his love of peace, openly attacked their ideas.