What are some attributes of virtual report suites?

There have been question in your organization about adding supplemental data to the campaign tracking codes.
What are three available methods for adding metadata to campaigns codes?

Which reports provides about how visitors arrive at your site? Select three.

Your client want to rank link activity using visual overlays and provide a dashboard of real-time analytics to monitor audience engagement of their web pages.
Which tool would you recommend to the client?

You have validated that eVar10 is being correctly set In the image request being sent to Adobe. However, you run the corresponding report you do not see that value when you run the eVar10 report in Adobe Analytics.
What could be two reasons for this issue? Select two.