You have two changes at once here. You cannot attribute anything until one of them moves.

Small wins count. Walking to the mailbox is a data point.

I would take the narrow conclusion. Broad ones are more interesting and less true.

Same shape here, different drug. The thing that helped was documenting the refusal rather than re-arguing it. They refer rather than write.

Correct, and also rude.

The address matters more than the contents eventually. Changing what you order when the address is flagged changes nothing. Same for me with a persona…

I would stop trying to convey how bad it is and start saying what you want them to do.