Consult a lawyer . If you have never been in trouble you may be able to get it dismissed if you take a class

No you can't sue Walmart. If they could could not fix your tire before they closed they had a right to decline your business,

You need to ask for a court appointed attorney or hire a lawyer

After two month I doubt there will be charged but your friend needs to stay away from the man.

Unless his parole has a condition that he cannot be around kids he can be around kids,

Use the date you quit living has husband and wife,

You cant not have weapons while on deferred for domestic violence.

He doesn't have to own the gun to be charged. He needs to get a lawyer.

The cops would have to have probable cause to search your car

I would assume you could be evicted. Hopefully, they will accept your apology and you learn from your mistake.