Google 's Gmail has turned online e-mail service into a profitable business . Comment: Many users do n't realize how much their personal information is worth . Gmail has been the target of multiple privacy lawsuits .
Google 's Gmail has turned online e-mail service into a profitable business . The company scans e-mails and uses data for targeted ads and user profiles . Many users do n't realize how much their personal information is worth . Gmail has been the target of multiple privacy lawsuits .