"Welcome to New Underbridge City! Home of the Sewer-turkey! Free meal coupon?"
"How did you know I'm not local," asked the bright-eyed young troll being greeted.
The older troll in the Official Guide Uniform grinned, "Shape of the ears, smell of a different location, pattern of your warts..."
"Wow!"
"Nah! I watched you swear at your Map App for the last thirty minutes."
"My data works weird here."
"Let's get you a local sim-card."