Jake Randolph in "The Littlest Client" Pt. 123

The apartment building was as nondescript as Nelson's personality. Just bricks and windows and a lot of poor, miserable people behind them. The concrete path up to the door was weathered and broken. There were chalk remnants of a game of hopscotch played by dirty little kids who would probably wind up living in a building just like this one with dirty little kids of their own playing hopscotch outside it.

"By the way, Nelson. I never introduced myself. Didn't have time before your mad dash. I'm Jake Randolph, private detective."

I saw a look of recognition in his eyes...