One thing to consider, in using New Braunfels as an example, they have I-35. Check the zip codes of the people eating in those establishments on a Wednesday night let's say. Probably not a lot of locals. B-CS pretty much has to play with the cards we are dealt for many days each year. That's where B-CS becomes a "small, but growing" area. Thus strip malls with nail shops is what we get with your occasional Salt Grass or the like. Population density does match the model needed for the Pappas family to be ready to go full steam into here, or while Sprouts might have tapped the brakes on their plans too. In the big picture rooftops will have to be the answer, because pass though traffic is not as likely to stop 90 miles out of Houston, no matter which way they are travelling.