Looking over the various lightweight TTs (F-150 truck) I see the fridges are quite small (8 cu ft). How does a family of 3 get by on such a small fridge? We like the idea of having an outdoor kitchen ...
You may want to visit an RV park or two and see how things work. There's no difference in sewer hookups for 'fulltimers' and 'people living in a trailer park.'