Van Conversions are very interesting, re the Ford Transits, they look like a nice van for the purpose, my main concern would be getting around in the snow, I guess one could put chains on...
2004.5 Dodge 4x4 SRW Diesel, 245/70R19.5 Michelin XDS2, Bilstein Shocks
Torklift Stable loads, BD Steering Stabilizer Bar, Superchips "TOW" Programed,Rickson 19.5 wheels
2006 8.5 Northstar Arrow, 3 Batteries 200 Watts Solar,
12 Volt DC Fridge.