In which we learn the principle of when you are occupied in one mitzvah you are exempt from another  - the limitations to this general rule

In which we learn lessons of exemption and obligation in wearing tefillin from mourners and bridegrooms and those around them. Frame of mind plays a major part.

In which we learn when sickness prevents the mitzvah of tefillin for those who want to, and why women cannot put on tefillin even if they want to!

In which we learn the incredible reward for fulfilling the mitzvah of tefillin and the reverse for those who believe the mitzvah is degrading for them. We also learn about when a bar mitzvah boy should start wearing tefillin and the sanctity required in doing so.

In which we learn about the care needed that letters should not run into each other above and below, the required spacing between letters and words, and how a sofer should ideally write the tefillin passages.

In which we summarise where text can be corrected and does not create a problem of writing 'out of order' and the case of the missing ink!

In which we learn the principle of "mind the gap"  - a problem of one word divided into two, and return to look at the need for all lettering to follow the order they are written in the Torah - issues of fixing lettering out of sequence.

In which we learn the great potential of a scribe for good and evil and a lengthy warning of the Mishnah Berurah on ensuring the community appoints trustworthy and G-d fearing individuals as scribes.

In which we learn more on fixing letters and discover what sets apart the highest quality tefillin writing apart from the next.