If you're looking for the best regional specialties during your summer car trips, check out RoadFood. Great food is just a pit stop away.

Whether you need a parking spot, or have one to rent, you'll find your match at Parkingspots.com.

Do you know your car’s global footprint? The greenMeter, an iPhone application, allows you to compute your vehicle’s real-time fuel consumption. Among other things, this app shows the difference of about $300 in fuel costs between cruising at a speed of 60 mph vs. 70 mph for a medium sized car over 10,000 miles.

Have a little cosmetic car damage? Upload photos and let body shops compete for the business without the hassle of driving to multiple locations.

Use this service every time you book a flight, hotel or car rental online. Forward your email confirmation to plans@tripit.com and the service will separate and record all pertinent details including confirmation numbers, times, dates, flight numbers and more.