Students at a dozen colleges around the country are organizing to teach their peers about the consequences of overly broad copyright law, hoping to prevent creative freedom from being stifled. They are forming Free Culture groups on campuses to explain copyright law to fellow students. Stressing its importance for culture and society, the group says copyright law is being abused. To illustrate their point, the groups hold remixing contests, promote open-source software and rally against legislation like the Induce Act, which would hold technology companies liable for encouraging people to infringe copyrights.

Google today launched Google Advertising Professionals, a new program for professionals who manage multiple AdWords accounts for their clients. The initiative is Google's answer to Overture's Ambassador program, which was recently expanded to include interactive agencies.

The headings and subheads on your site pages let people know what to expect from the page they are looking at. The link text lets people know what they can expect from pages on the next level down. How long should these text links be? Should a text link be two or three words, or as long as seven or eight words?

The AvantGo wireless Internet service next month will launch a new user interface for personal digital assistants, wireless-enabled PDAs as well as voice- and data-capable smartphone users. The new interface gives such handheld device owners the ability to easily sync using their wireless service. AvantGo claims this is akin to "dynamic mobility" - the ability to view content offline or being able to select and sync new content anytime and anywhere.

Jonathan F. Miller, the chief executive of America Online, unveiled a broad reorganization that cements his power over the company and emphasizes his new strategy of taking on Yahoo as a free Web portal. The reorganization creates three new business units: content and advertising, Internet access and fee-based services.

Representatives from America's largest e-mail companies will meet in Washington today and Wednesday to look for a way to reduce the amount of "spam" clogging the nation's e-mail accounts, but experts said a concrete solution remains months or even years away. The Federal Trade Commission organized the two-day meeting for the top Internet service providers to hash over different technological proposals to determine the origin of individual e-mail messages.

ValueClick Inc., a provider of online media, technology and services, formed ValueClick Direct, a specialized direct marketing group. The new unit is part of the ValueClick Media business division. It joins the newly formed ValueClick Brand group as part of a mandate to serve both brand and direct online marketers.

Anti-virus software manufacturer McAfee Inc. is warning about a new version of the Mydoom worm that infects computers of people who click on a link of an e-mail they receive. The new Mydoom e-mail messages direct users to click on a link, directing them to an infected machine. Following the hyperlink results in an infection occurring on the target victim's system.

A file-sharing program called BitTorrent has become a behemoth, devouring more than a third of the internet's bandwidth, and Hollywood's copyright cops are taking notice. For those who know where to look, there's a wealth of content, both legal -- such as hip-hop from the Beastie Boys and video game promos -- and illicit, including a wide range of TV shows, computer games and movies.

Long rumored to be takeover bait, DoubleClick, a provider of Web services to ad agencies and online marketers, may finally get bought out: On Nov. 1 it hired Lazard to explore options -- including a sale of all or parts of its business.