How can I effectively restore copper pots to their original shine and luster?

To effectively restore copper pots to their original shine and luster, you can use a mixture of equal parts vinegar and salt to create a paste. Apply the paste to the copper surface and let it sit for about 10 minutes. Then, scrub the pot with a soft cloth or sponge in a circular motion. Rinse the pot with water and dry it thoroughly. Another option is to use a commercial copper cleaner following the manufacturer's instructions. Regularly polishing your copper pots with a specialized cleaner will help maintain their shine and luster.