Originally posted here by couch
The sad thing is, is that i do have a paintball gun. I do not want to use it though, because i'm afraid i could get charged with something if i shoot his windshield full of paintballs. But, you've tempted me to do so...
Ahh, unloading a hopper full of paint on his car is definitely satisfying and trust me, the paint washes off - and yes, I do know from personal experience

Seriously, you need to configure the WEP/WPA security settings on your wireless equipment -
Ghost_25inf gives you a pretty good start. Let us know if you need some help in the right direction with those security settings....