Cash on the barrelhead
To pay cash to buy something. We were forced to pay cash on the barrelhead for everything at the store.
Business Idioms
Cash in on (something)
To make a lot of money at something. The small city cashed in on their success after the winter Olympics.
Cash in (something) or cash (something) in
To exchange something for money. We will cash in the coupons because we need some money.
Calculated risk
An action that may fail but has a good chance to succeed. The company took a calculated risk when they opened a new store in a very quiet area.