Credit Cards Facts
1. The reason credit cards expire is because the magnetic strip gets a lot of abuse and needs to be replaced. A magnetic strip is good for only about 3-4 years of swiping.
2. A gas pump will authorize a gas purchase for $50. So if someone has less than $50 available on his or her card, the pump will reject the card.
More on YouTube: https://www.youtube.com/watch?v=4KNUL5k5uAU