Reply To: Where and How To Learn Safrus

Bibi Dons Yarmulka & Tzitzis To Write Letter In Sefer Torah

The issue is with someone who is not a pure lefty. The kesiva of an ambidextrous sofer should be done with the right hand l’chatchilah.

http://hebrewbooks.org/pdfpager.aspx?req=14170&st=&pgnum=82&hilite=