Car sales down, online ads up by Brian Blum in Automotive 25 Nov 2008 Good news from Detroit…sort of. Car sales are down but online advertising is up. A study by Nielsen Online AdRelevance said that online ad spending by the auto industry in the first half of 2008 was up 45 percent over 2007, excluding paid search and online video. EMarketer estimates that online ad spending by automakers will nearly double by 2012 to $5.61 billion, up from $2.9 This article is only available to AIM Group clients. Please subscribe now or log in to view. Share autotrader.comemarketerneilsen online adrelevance Brian Blum Brian Blum covers the U.S., Canada and Israel for Classified Intelligence Report, and contributes to our special reports and research projects. Originally from San Francisco and now based in Jerusalem, he has been with the AIM Group since 2004. He is the president of Blum Interactive Media, specializing in writing and multimedia content development for online, print, video and audio. His clients include newspapers, universities and non-profits. He is currently working on a book about the billion-dollar bankruptcy of a once high-flying Israeli startup.