Juan Carlos PerezAssistant News Editor, IDG News Service

Juan Carlos Perez covers e-commerce, Google, web-application development, and cloud applications for the IDG News Service.

Google adds pop-up alerts to Gmail

Study: Twitter's ad revenue to hit $150 million this year

Box.net overhauls content management app's user interface

updatedGoogle tightens Apps' uptime guarantee

MySpace slashes nearly half of staff

Google adds site hacking notifications in search results

Google preps Gmail-based backup for Exchange