<P> By June 2000, dot - com companies were forced to rethink their advertising campaigns . </P> <P> On November 7, 2000, Pets.com, a much hyped company that had backing from Amazon.com, went out of business only 9 months after completing its IPO . At that time, most internet stocks had declined in value by 75% from their highs, wiping out $1.755 trillion in value . </P> <P> In January 2001, just 3 dot - com companies bought advertising spots during Super Bowl XXXV: E-Trade, Monster.com, and Yahoo! HotJobs . </P> <P> The September 11 attacks accelerated the stock market drop . </P>

When did the stock market crash in 2000