Additional Info

• What does ROC mean?
  ROC stands for run of channel and this means that you can purchase 100,000 impressions over 5 days to run anywhere on the sports channel of the chicagotribune.com website. 
• What is an impression?
  An impression is when the ad is displayed on the page whether the ad is clicked or not.  A single web page may contain multiple ads.   In such cases, a single page view would result in one impression for each ad displayed.
• What is a page view?
  An individual viewing of a web page by a user, often counted when measuring a web site's popularity
• Where will I see my ads?
  The impressions are tracked and audited.  Screenshots of ad will be sent at start of campaign and end of campaign reporting will be sent upon completion of campaign