Updated: Sep 20, 2019
Clicks from emails comes in as direct links in Google Analytics by default, but there is a simple way around this.
The result is that you can track traffic that is coming from your Infusionsoft/Keap emails through Google Analytics Google Analytics.
The video below is less than 3 minutes long, and explains how:
Here is the tool from Google to create the URLs that you add in your Infusionsoft/Keap emails: