Costco has the cheapest gas anywhere they are and it's high quality gas too. The lines move fast here and the employees are nice, stopping by to check if you look like you need help or saying hi to your dog. the one thing that drives me nuts is that the employees really need to be encouraging people to fill all the spaces. I've seen people wait ten minutes behind the last pump, instead of driving around them and taking up the two empty pumps ahead of them. Why? Isn't that what the sign with the red cars and green cars are for? To help move things along so that you're not stuck waiting while other tanks are not in use. Maybe having the employees manage and encouraging people to drive around would help get things going, especially during the weekend. It's that breach in efficiency that makes me crazy. read more