While shopping for my 10-year-old daughter’s Halloween costume last October, I pulled out my smartphone and hopped online to see if the store offered the same crayon costume in more colors than it had on the rack. I was surprised to see that the outfit I was holding in my hand was $10 cheaper online—from the same store. I asked the cashier if she would honor the online price in-store; she politely declined, saying the store didn’t match discounts found on its website. But she did offer to let me order the costume on the store’s computer and get free shipping. Sold! For multichannel retailers—those who sell both in physical stores and online—pricing is a particularly prickly problem. And when it comes to self-matching pricing policies, retailers have differing strategies. Some brick-and-mortars, including Best Buy, Target, Staples, and Sears, will gladly match their online prices in-store if a customer asks for them. However, others, like Home Depot, Bloomingdale’s, and Macy’s, are usually quite firm about saying “no.” Read more at Forbes.