A view is recorded anytime a campaign image is viewable to an email recipient. A single recipient might open an email several times or forward a message, and many emails have multiple recipients. Views are not recorded when a recipient has images disabled.
The total number of clicks across all verified users by email recipients.
Your Click-Through Rate is a simple equation of Total Clicks divided by Displays.
A user is marked as active (green dot) when he/she has Sigstr installed and a campaign has been served in an outbound email. You can easily determine if this has taken place by reviewing the Last Display field within the Employees section of your account.