Welcome to GasBuddy! Please take advantage of all the tools available when searching for less expensive gasoline. Many of your questions have been addressed in the forum section, and answers can be found there. Your login works on all the Gasbuddy sites. Each state, and many cities have their own websites. Great for traveling on the road. Have fun, strive for accuracy, and hopefully this will be a long term relationship. Best to you in 2012 and beyond.