Consumer e-commerce sites need to rethink marketing, address security concerns and make online shopping easier. That is the crux of the findings of a study recently completed by Brigham Young University researchers.

Online ad industry bellwether DoubleClick topped Wall Street second-quarter earnings estimates by a penny, improving slightly on its first-quarter performance despite slipping revenue.

CBS MarketWatch is fighting back against the growing perception that online ads do not work. The site will stop providing "click through" rates to its advertising clients and will urge them to consider other ways of measuring the effectiveness of their online ads.

If the American public could elect a governing body for the Internet, candidates would include the Pope, William H. Gates, Oprah Winfrey, teachers, ex-hackers and "regular folks," according to the first major study of public attitudes about accountability on the Internet.

John Keck is a Yahoo convert. A year and a half ago he was one of many interactive-media directors who loathed working with Yahoo to buy and place ads. But a month ago he gave a speech called "From Hate to Love," describing a sponsorship deal that might have been impossible a year ago.

The convergence of PDAs and mobile phones is rapidly approaching a conclusion. The race between the two factions -- the PDA and handset manufacturers -- however, is undecided.

Online publishers are growing desperate; with investment dollars dried up they need ad revenues. But there's evidence that some of the promotions they're trying are only angering users.

Some Internet stocks may have enjoyed a bounce in the second quarter. But investors continue to punish the weak, which meant dramatic changes to keep the USA TODAY Internet 100 index relevant.

Offline advertisers will help the Internet reach its full potential as an advertising medium. Here's some advice for traditional advertisers moving into the online space.

Newspapers devise their own counting techniques.