Before You Leap — John Lutz

Nudge looked 30 floors down at the hole in the net, winced and wondered why the stranger blamed him for everything. Then he started digging and uncovered one nasty scam in "Before You Leap". And in "Ride the Lightning", Nudge has to prove the gas station thief didn't kill anyone at the liquor store. But he'd better work fast, the client has a date on Saturday--with the electric chair.