If you insist on commuting by car, you probably know the Post's Dr. Gridlock. His most recent columns are archived here. Check news feeds about electric cars, or get chapter information about meetings and events. That's self-explanatory, I suppose. Tons of links to activities and events.
Site is a little out of date, though.
Chapter A lovely, information-packed site with news about auto shows, races, officers, merchandise, and lots more. Easy Mortgage Expo makes shopping for a loan in D.C. quick, easy and convenient. Compare rates from over 800 lenders and 10,000 loan programs. Fill in our request form and receive a free mortgage quote. We have photos and floorplans.