This weekly review summarizes several news stories from the week of December 2-7, 2006. Spam volumes have doubled from the previous year, with over 90% of emails now being spam. New York City proposed a near ban on artificial transfat in restaurants, which received support. Consumers said they would wait for post-holiday sales before most shopping. The iPhone was announced for release in the first half of 2007, with features like a slide-out keyboard and separate batteries for phone and MP3 functions. Wal-Mart was conducting a $580 million marketing agency review, hoping to choose a new agency by the end of January.