I can`t make my cool add on!!!!!! PLEASE HELP!!!!!!!!!

[117 masterchief]

Can someone help I have an idea for a tool , but I need some strict  info.How do I make add-ons?If you help me I`ll make sure you get this

[Ad Bot]

[m4r!0 64 (hl2 fan)]

Can someone help I have an idea for a tool , but I need some strict  info.How do I make add-ons?If you help me I`ll make sure you get this

try using search, and remove this as fast as you can!

You are in the [danger zone] = FLAME!!!!

[-Jetz-]

If you can't be bothered to scroll down enough to see the modification help section, tell us what tool you have in mind, or tell us what you mean by "this", then we can't be bothered to offer any assistance.