Buc-ee’s may be technically categorized as a “convenience store,” but for millions of Americans, it’s more like a roadside pilgrimage. No matter how big its new stores are, they remain packed. The chain has a fanatically loyal customer base, and it has become a destination for those not fortunate enough to have a Buc-ee's nearby. What’s the draw? Buc-ee's has enormous restrooms that are immaculately clean, cheap gas with often more than 100 pumps, a kitschy-fun shopping experience, and exceptional food — including Texas barbecue and an in-house bakery. In addition, it’s heavily staffed with low-turnover, career employees. Buc-ee's is...