Think your manners are practically perfect? Like most of us, you’re probably making mistakes you don’t ever realize with your social graces. Thankfully, etiquette expert Myka Meier can save us. She says these are the etiquette faux pas everyone makes - don’t let them happen to you. Never shake hands while seated - When someone walks up to your table, stand up before extending your hand. Yes, even women. Regarding the cheek kiss - Here in the U.S., it’s one kiss, right cheek to right cheek.