10 items in this article 10 items on sale! Photo-Illustration: The Strategist; Photos: Retailers Sephora is having a big summer sale that kicked off last week and runs through July 7. It’s a good time to buy the stuff that has been sitting in your cart or finally test out that thing you’ve been seeing on your social feeds. As in Sephora’s earlier sales, a collection of products is discounted for the duration of the sale and then there are daylong deals you’ll have 24 hours to take advantage of —