D through M
Demographics:
information about the size and characteristics of a certain population (for example; age, gender, income level, purchasing history, personal preferences etc.)
Filtering:
immediate analysis of a user Web page request to determine which ad(s)
Fold, or Above the Fold:
taken from print/newspaper, this is the area which immediately appears when a Web page opens, no scrolling necessary. User screen resolution settings(640 x 480 pixels or 800 x 600 pixels) will affect the fold area, so graphics and information need to be placed accordingly.
Hit:
the sending of a single file (an HTML file, image, audio or other file type). Since a single Web page has many files, hits are not accurate indicators of the number of visitors to a page
Impression:
the appearance of an ad on a Web page when. This means each time a user opens a Web page and that ad appears. Most Web advertising is sold by price per 1,000 impressions (CPM – cost per thousand). A good ad will have branding impact as well as lead to click-throughs to specific destinations.
Insertion Order (IO):
a printed order to run an ad campaign, identifying the campaign name, the Web site receiving the order and the buyer placing the order. Included are the ads (or information about who will provide them), the ad sizes, the campaign begin/end dates, the cost per thousand impressions, the total cost, any discounts to be applied and reporting requirements. Penalties for failure to deliver the impressions may be stipulated.
Inventory:
the total number of ad views/impressions that a Web site has available to sell during a given period of time (typically figured per month).
Media Broker:
one who selects Web sites for ad placement based on demographics and other factors determined by the advertiser and agency.