You should use templates. You should use custom dimensions. You should use labels. You should use audience segments. The correct answer is: You should use templates.
You should set up return on investment (ROI). You should set up return on ad spend (ROAS). You should set up impression share. You should set up total number of clicks. The correct answer is: You should set up impression share.
Set up automated channel groupings. Set up keyword groupings. Set up multichannel groupings. Set up custom channel groupings. The correct answer is: Set up custom channel groupings.