Tracking conversions from AdWords requires first setting up Conversion Tracking Actions in AdWords, then adding the generated conversion tracking tag to the appropriate page the conversion action was setup to track. Place the conversion action tracking tag in the HTML Head Section of the Order Confirmation page.
For help on adding the tracking tag to the Order Confirmation page in Merchant Solutions, please see this Help Page.
The following AdWords articles below provide instructions to create AdWords conversion actions and linking your Google AdWords and Google Analytics together so they can share visitor data:
Additionally, we advise you take advantage of the free Google Analytics Academy courses.