The On-Line Advertising Boom

In the golden age of television, companies that wanted to make a major impact created what was called a “roadblock” — they advertised at the same precise time on all three networks to ensure that anyone watching television at that moment would have to watch their message.

Last year, Ford created a similar roadblock on the Internet to promote their best-selling F-150 pickup truck.  They placed banner ads for 24 hours on the three most prominent portals:  AOL, MSN, and Yahoo.  The banners were seen by approximately 50 million Web surfer.....