Cause and effect?
Annoying parking fines fatten borough's coffers

Princeton Borough and Palisades Park in Bergen County are the only two New Jersey municipalities that have fewer than 30,000 residents and wrote more than 30,000 parking tickets.
"It's a cash cow" in Princeton Borough, said Princeton retailer Jorge Armenteros. "You definitely get the feeling that it's an important form of revenue."

while at the same time Merchants seek new ways to keep 'Main Street' thriving.