Understand the difference between goal conversions and actual events. learn why the goal conversions are less than the actual events.
Learn how to add multiple google analytics tracking codes to the same website and track them separately without mixing the data
A helpful guide for controlling gtm tags for jquery to be loaded first. you can do this using two methods which are explained in the article.
If you are seeing a drop in bounce rate after implementing google tag manager, you should follow the steps explained here to resolve it.
Learn how custom reports are used to get the conversion rate for a specific page in google analytics.
Smart goals are the same as other goals in google analytics but they are used to view activity from google adwords. here are the prerequisites.
if you are confused to understand the difference between adword clicks and sessions. Here explained the big difference in detail.