8 hours sounds nice. I usually manage about 4 or 5
If you don't want EVERYONE to participate in your community, then you should really make it private.
Go there and try to vote on something or comment on something, it will immediately tell you if you are banned
I have to clean out the underside when I'm done mowing, I have to open and close the battery compartment, and I have to fold the thing up to put it away once I'm finished with it. There's not really a part of the mower I don't end up touching at some point or another.