Above The Fold – The screen real estate of a web page visible without the viewer having to use the vertical scroll bar. For advertisers, this space costs more since it is more likely to be viewed by the visitor. The term is a carry over from the print medium where it means the top half of the newspaper front page. So that, content/design from that part of can be visible when the newspaper is folded in half.
AAAA – An organization that represents the interests of advertising agencies. Founded in 1917, the American Association of Advertising Agencies (AAAA) is the national trade association representing the advertising agency business in the United States. Its membership produces approximately 75 percent of the total advertising volume placed by agencies nationwide.