Simply stop minting the penny. It wouldn't be missed and the government would save vast amounts in acquisition, labor, distribution, and mgt costs.
Department of the Treasury
Showing 3 ideas for tag "print money"
Stop making nickels and pennies. The production costs of these two coins far outwiegh their usefullness.
There is also a large percentage of these fixed costs that goes to raw materials.
Round all transactions down to the nearest 5 cents.