Retargeting ads remind customers of items they’ve viewed in the past. Banner ads and clever graphics call out promotions on retail websites. Digital advertising is already thriving online. But brick-and-mortar operations have a unique opportunity when it comes to digital ads in their retail spaces. By using in-store displays, they can influence customers who have their wallets open and shopping lists in hand. (Not to mention the direct revenue possibilities from turning an existing physical space, which already has foot traffic, into an advertising platform.) Q2 2022 hedge fund letters, confer…