Check your local laws for a solid answer, but typicaly shooting your gun on private property is fine.
Not in general but if u get caught u probably get in trouble.
i think so
Assault and vandalism.
No. Because, in order for you to shoot them you would have to get their permission to shoot them. If you accidentally shoot somebody inside your backyard without their permission, it is their fault for being in the yard with someone that has a paintball gun and is shooting it in the first place.
It depends on where your backyard is. If it's your backyard and you are in a rural area, you should be OK. But if you are in a less rural area, there may be laws against discharging projectile weapons like BB guns, arrows, and paintball guns.
Yes, any injury sustained on your property are your legal responsibility.
The purpose of a paintball gun is to fire paintball pellets, to mark opponents in the game of paintball.
A paintball marker is a paintball gun. It is just called a marker instead of a gun.
You could be charged with assault, vandalism and many other crimes.
No. The state of Ohio did not invent the paintball gun.
No, do not expose your paintball gun to water.
A paintball gun is several magnitudes stronger then a Nerf gun. A paintball travels at around 200 mph, where a Nerf gun is around 10.