

You can, but then you never know what the junk is hiding: patches of bare dirt, certainly, but also oil, transmission fluid or other toxic seeping into the ground, small bits of metal parts (you know they’re not going to find everything) that become missiles when bit with a lawnmower, etc.
Don’t get an in-door ice maker. If you have to have an ice maker, have it internal to the unit.
Check out what maintenance you need to do before you buy it, and how easy the maintenance will be given the space you’re putting the unit into. Like, if it’s a tight fit and surrounded on three sides, cleaning the coils might be problematic, etc.