San Jose tightens abandoned shopping cart policies - San Jose Spotlight
"At least 2,000 shopping carts are abandoned across San Jose per year, and beautification workers are tired of having to 'fish out' carts from the waterways."
The Reason Aldi Charges 25 Cents For Shopping Carts - It's Actually Genius - Tasting Table
Aldi's quarter system encourages shoppers to return carts, saving the company money on lost or damaged carts, which ultimately helps keep grocery prices low.