Consumer Review.com

Ad	Used To	Advantages	Available On	Spec	Deadline

728 x 90	Build Reach Build Frequency Raise Awareness Create Impact	Positioned within content Common ad sizes	All sites	728 x 90 pixels 32K max initial load weight per unit Flash—15fps framerate / Flash player 8	Rich Media/Flash—5 business days GIF/JPG—3 business days
160 x 600 IMU— (Skyscraper)	Build Reach Build Frequency Raise Awareness Create Impact	Adjacent to content Visible while scrolling Common ad size *Limited Inventory	All sites	160 x 600 pixels 32K max initial weight per unit Flash—15fps framerate / Flash player 8	Rich Media/Flash—5 business days GIF/JPG—3 business days
300 x 250 IMU— (Medium Rectangle)	Build Reach Build Frequency Raise Awareness Create Impact	Positioned within content Common ad size	All sites	300 x 250 pixels 32K max inital load weight per unit Flash—15fps framerate / Flash player 8	Rich Media/Flash—5 business days GIF/JPG—3 business days
160 x 80— (Button 1)	Build Reach Build Frequency Raise Awareness	Positioned within content Common ad size	All sites	160 x 80 pixels 15K max inital load weight per unit	Rich Media/Flash—5 business days GIF/JPG—3 business days
125 x 125— (Square Button)	Build Reach Build Frequency Raise Awareness	Positioned within content Common ad size	All sites	125 x 125 pixels 15K max inital load weight per unit	Rich Media/Flash—5 business days GIF/JPG—3 business days
Expandable Leaderboard 728w x 90h pixels May expand beyond its original width and can expand vertically by no more than 210 pixels from the bottom edge of the creative and must be user initiated.