We full-time and own our lot here in sunny St.Cloud and aside our lot we also have a cart and pontoon boat there and I do all my own repairs and maintenance, here's what I carry;
-Porter Cable 6 Gallon pancake compressor
-2000 psi electric power washer
-Honda 3000 generator
-Makita 10" miter saw
-Makita 7 1/4' circ. saw, recip. saw, jig saw, chordless drill, I/2 hammer drill, 1/4" router
-Work-mate folding tool bench
-20 ton bottle jack, 5 ton floor jack and jack stands (they all fit into a nice carry-case)
-full set of sockets both metric and standard, torque wrench, breaker-bar
-full set of wrenches, pliers,screwdrivers,ect.
-multi-meter and such
-worklight
-battery charger
-shovel,rake, garden hose
-plus a bunch of bits n' bobs
-Most importantly WD 40 and Duct-tape!
Having actually writing all that down I'm thinking,"wow, that's a lotta' stuff to shlep around but with my fiver and the rest I actually use all this stuff!
Red Green;
Remember, If it moves and it shouldn't, duck-tape,
if doesn't move and it should,WD40!!