rest of the text is an exhortation to to good and a promise of the
Being a sofer seems a pretty secure gig, what with people moving home, upgrading their mezuzah to this years model, trying to out-mezuzah those Cohens next door. But I'm guessing that even a jealous god would look kindly on folks making home-made mezuzot. There are other Jewish specialists who hold local essential monopoly status a) the shochet שחיטה who slaughters animals in the prescribed way to ensure that the carcasses are kosher b) the mohel מוֹהֵל who does the circumcisions. Don't try these at home folks! Stick to the klaf-scribing if you want to save a bit.
He died a few years ago in the fullness of years much loved by those who'd been braced to face the day by his slightly fey, whimsical, 3 minute morning monologues. In June 1985 I was given his T4tD paperback compendium called Bright Blue. You can get your own copy for £0.01. Our copy surface a couple of weeks ago and I rather like a story I found in there:
A Jewish family moves into a resolutely gentile neighbourhood. Everyone is curious about the new people and when they install the mezuzah someone asks about it. "It's just a box with a roll of paper inside which carries some verses from the bible". The neighbours cannot accept this bizarre explanation and a group of them go by night, unscrew the mezuzah and unroll the scroll. It says: "Help, I'm a prisoner in a mezuzah factory".