When purchasing STAM (Sifrei Torah, Tefilin, Mezuzos, Megilos), we must heed the words of the Shulchan Aruch, “Tzarich lihiyos me’oid yarei Shomayim v’choraid lidvar Hashem hamisasek bekesivas hatefilin v’tikunon.” One involved in writing and fixing STAM must…