Loudtalker
There are over 170 million cell phone subscriptions in America. According to the web site InfoWorld the first (of the ten) commandments for talking over a mobile phone in public is that a person should not subject others to their phone conversation. However, since the inception of cell phones this seems to be a recurring problem. You can find all ten of the cell phone commandments here, and if you’re not sure how your cell phone etiquette ranks, then take this survey from Quick Quizzes.