Ok, short version sold the house and went full time, did all the research set up a mail service etc, The DMV is not wanting to take it for my tag renewal. They need a physical residence within the co...
We ran into this years ago and they suggested putting down a family members address. Probably not 100% legitimate but no one really cares (do be up front with your insurance company though).
Mail forwarding services fall into the same category, you can't actually reside there but in some states, they don't really care to pursue it.