A customer walked into our shop in Fredericksburg last spring holding a printout from a big-box store. She’d already picked her slab, chosen her edge profile, and was ready to sign. One problem — nobody had told her the brand she chose expands noticeably in Virginia summers, and her kitchen gets full afternoon sun. We caught it before installation. The big-box store would not have. That’s the kind of thing I want this guide to do for you. I’ve been fabricating and installing quartz countertops in Virginia for years — Fredericksburg, Stafford, Spotsylvania, King George, and everywhere in between. I’ve…