Help overclocking p4 2.8ghz

[10MilesHigh]

I am a bit new to overclocking so I am looking for some help and or good advice...

I have a p4 2.8ghz, a GigaByte G31M-ES2L also 2g Ram and a 750watt PSU.
I would like to know how to overclock to 3.1 or so.

 

[pro-gamer]

you can't overclock you p4 cpu.

 

[10MilesHigh]

you can't overclock you p4 cpu.

Not at all? Why not?