Realtor.ca maintains lead in real estate ranking by Brian Blum in Real Estate 07 Dec 2011 When it comes to real estate classified websites in Canada, there’s no beating Realtor.ca. It’s not even close. The site, which is the Canadian Real Estate Association official Internet presence, maintains a commanding lead of 25.1 percent market share, according to Hitwise’s December numbers. That’s more than four times This article is only available to AIM Group clients. Please subscribe now or log in to view. Share 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.