Frank Kern (he's the one who looks like Jesus) and Matt Trainer video.
This is a very useful video. Despite being very boring in delivery these 2 guys know their sh**.
The vid may go above some of your heads but if your serious about PPC listen up for the bit about hexatrack.com - it's free.
I know guys making £20k a week who do so with pi** easy software like this.
Frank "Jesus" Kern's Video is here:
Have a nice day.