For a few days each November, Sephora offers a cool 20% off all purchases to its VIB and VIB Rouge members. It’s a great time to stock up on beauty staples, buy a few gifts, or try things you wouldn’t normally buy. For the past few years, I’ve used the November VIB sale to score holiday value sets, along with pricier items for which I’m not too keen on paying full price. If this is your first time shopping the sale, here are a few tips: