If they fire you, can't you collect unemployment while you look for another job? They usually have to pay into that, so take them for what it's worth.
Can you bring a gun to work? Pretend you're a teacher in Texas? "Excuse me Sir. We're giving free estimates on replacement windows. Oh, you're not interested...(Show gun to customer here)...might I convince you to reconsider that reply? Great, you want yours AND the neighbours on each side done. Fantastic. We'll be there on Monday." You'll be overrun with offers Rerun.
I'm wondering if she is just stringing me along hoping I'll just quit. AND I will when I find another job. In the mean time if she does fire me I'm going to say.... "by the way since I am fully disabled I need you to write a letter to my social worker on Sears letterhead as to why I was fired."