·        Flat Fee

·        original model (c. 1994/1995)

·        Sponsorships

     ·        CPMs  (“cost per thousand” impressions)

·        Official average CPM per rate cards is $28.28 (9/2000).

·        Ranges from $1 to $100 or more.

     ·        Click-Throughs (CTR=Click-Through Rate)

·        Currently 0.3%

·        $2/click-through based on a $10CPM with a 0.5% CTR.