Congrats and welcome!! Nothing wrong with testing it out in the back yard at all. We go camping at "Camp Side-A-Garage" almost every Friday night when we aren't actually out camping.
2015 Chevy 2500HD Z71 Crew Cab 6.0L-V8, 4:10 gears
2015 White Hawk 28dsbh
2013 Jayco Jay Feather 23b (traded in)
2009 Chevy Silverado 1500 5.3L HD Tow Package (traded in)
Equalizer E-4 WD Hitch