Car insurance vs Homeowner's insurance could contribute to the "extension of your home" confusion. Where insurers are concerned and your car is broken in to: anything permanently attached (stereo, etc) would be covered with auto comprehensive; Any other contents would require a homeowner's...
My two "favorites" so far: After coming to an agreement via PM, getting sent a phone number to "talk about it". We just agreed on a deal, I'm not going to call and haggle more, particularly because we just made a deal and I hate talking on the phone. Second, "Will you take Bitcoin? " No, and...