Who knew UPS had a stealth division? Last Wednesday, I ordered proofs for my quirky travel guide Unexpected Texas and I have been patiently awaiting their arrival ever since. Until yesterday, that is, when I decided to look up the tracking info. That’s when all the impatience began! You see, much to my delight, the package was marked “out for delivery.” Squeee! From that point on, my ears became fine-tuned. Who knew I was so intimately acquainted with the specific sounds UPS vans make? They came down our street twice yesterday, and both times they delivered things to my neighbors.…