There’s a new convenience store in town. It doesn’t merely stock the old standbys, such as soda, energy drinks, snacks, and candy. No, this “multi-format” c-store is a hybrid that also offers fine wine and artisan beer, gourmet coffee, hot prepared foods, sandwich and salad bars, and upscale vending machines – even gas pumps in the parking lot. Not to mention that customers may also order online in advance or...