Google has released a new feature to explain why Google search and Gmail users have been targeted by advertisements and allow them to opt out of such ads from future search page results, reports The Wall Street Journal. "Why These Ads" is an effort to increase company transparency when it comes to behavioral advertising, the company's senior vice president of advertising wrote in a blog post. "Because ads should be just as useful as any other information on the Web, we try to make them as relevant as possible for you. Over the coming weeks, we're making improvements to provide greater transparency and choice regarding the ads you see on Google search and Gmail," the blog states. (Registration may be required to access this story.)  
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