Bakari Chavanu is the creator of Mac Automation Tips, and he’s written lots of stuff about Keyboard Maestro over the years.
He has a webinar on Friday which might be of interest to new Keyboard Maestro users - it looks to be aimed at the beginner level, comparing Keyboard Maestro to Automator.
MacSmarter: Keyboard Maestro vs Automator For Powerful Mac Automation - Crowdcast