Ok, I could be lame and steal all the hacking doc's
    or I can just give you the Links to a select few sites that
    have more information than you can handle. Good Luck on your
    quest for knowledge.

     PhRaCK - oLD SKeWL GRouP, Hundreds of Articles


     NewOrder - Tons of H/P/C/A/V files


     ComputerHope - If you Don't know how to use DOS,
     then you need to learn it. Without DOS, you could not run Windows.
     Ever wonder how to manipulate your Windows Operating System?