The instruction said that I should use it every week, and the change was definitely there. I now have almost no visible hair, and I use it every two weeks to keep it at that state.

Get an IPL hair removal tools, and use it every week. It worked really, really well for me.

The server already determines if a shot’s valid or not though. Once a client receives information on where the enemy is at, then the client can send message to the server that they are shooting exactly at that location.