Oct

Bring large bills and pay for .50 cent items. Get a possible freebie because no one can make change fo a $100
Ask for small bills as change to wipe out their supply for other shoppers
Automatically cut 50 to 75% off their asking price
Look into the garage and ask about pricing for things that are not labeled or obviously for sale. Bikes, pets, water heaters, etc
Gain access to the house, come out one of the doors asking how much for the tub
Try to purchase one of their vehicles.
Request items like "needle nose pliers", if they don't have any for sale ask. "Well, why not?"
Bring a few shovels and start uprooting their sod. After all, it is a “yard sale”