That email and others, which are part of a public filing in a lawsuit against Google last year, shed new light on the company's thinking about the need to gather location-related data.
Such information is essential for a growing number of mobile applications and websites to function properly, the emails indicate. It is also useful for companies such as Google — whose Android software powers millions of phones—that want to offer consumers advertisements that are tailored to their locations, a new frontier for online ads.
