Obviously your mom must not like him that much as your OP is about her being rude to him or did I misread it ?

How far away does he live? How did you meet ?

I think everyone brought up important questions that you should answer before moving in with him.

If you do move and it doesn’t work out where will that leave you ? Back to living where?

If he can get you a job in manufacturing why do you need section 8 housing? Are you unable to find a job where you live?