Where did you learn to use Google AdWords?

So far I just have (what appear to be) the two best Google resources:

AdWords Fundamentals PDF Download (http://ift.tt/1HIg7eT)

AdWords Online Classroom (http://ift.tt/W8arEe)

Any other suggestions?

Much appreciated.

Epic visual tool

Epson 5030UB 2D/3D 1080p 3LCD Projector Submitted December 03, 2015 at 04:02PM by JFedererJ http://ift.tt/1O5E4cJ