I like to buy rolls of coins (at face value) to see how many valuable coins I can find. A list of coins you should be looking for in rolls by denomination.
Post Mint Damage is ANY damage a coin has suffered after leaving the US Mint. See how damaged coins are different from error coins, plus the value of damaged coins.
Some die break coins are worth $100 or more. If you have a die crack coin, cud coin, or other die break error coins, here's how to determine their value.
2022 Penny Value - Are any 2022 pennies worth MORE than face value? Yes! Here are the features you should look for on every 2022 penny you come across!
See what the mint mark letters on US coins mean (and how they affect value). A list of coins each Mint facility made + What a coin without a mintmark means!