Written in 2017 for Universal Analytics. Kept online as published — the screenshots are historical, the concepts still apply. For current Google Analytics 4 training see the Google Ads Course.
Here's a list of PPC resources we found interesting last week:
Obliterate Facebook Targeting Overlap! via "@AimClear - Step-by-Step Guide To Ditch Audience Duplication
Google and Microsoft Can Use AI to Extract Many More Ad Dollars from Our Clicks via @wired - More mundane use for recent improvements in machine learning: boosting ad revenue.
AdWords Call Tracking in Google Analytics by @search_star - For many businesses, phone calls are essential and their paid advertising often results in a customer picking up the phone.
Want the current version of this material? The Google Ads Course at MeasureU covers this on the current platform.