If the bathroom in question is in your home, yes.
No
(in the US) As long as the surveillance cameras are not located in the employees bathroom or locker room it IS permissible and legal.
yes
No
Yes, it is legal as long as the shed is up to wiring and plumbing codes.
Toilets can be found a bathroom.
Bathroom
no
Only if you`re ugly.
Only if you`re ugly.
its not legal but it would be weird
no its good, i have spybot search and destroy it is great