This place always has cheap and available gas and will go out of their way to reduce ti when others are charging more for gas! I can use my credit card here also, unlike arco, so this is not a problem for me...i get cash back rewards using it so better than arco for me!
Also, they are located on both sides of 19th ave, which is great for when i am on only one side and need gas. They also offer free, yes free, washers for your windows. The service is friendly and they are open late!