Avoiding research: Not researching coins can lead to overpaying or buying fake coins. Take time to learn about the coins you are interested in.
Ignoring condition: Neglecting the condition of a coin can significantly affect its value. Always inspect coins carefully before purchasing.
Impulse buying: Resist the urge to purchase coins on a whim. Have a clear collecting strategy to avoid ending up with coins that don't fit your collection goals.
Lack of storage care: Improper storage can damage coins over time. Invest in proper storage supplies like coin holders or albums to preserve their condition.
Skipping authentication: Buying unauthenticated coins can be risky. Always purchase rare coins from reputable dealers or get them authenticated by professionals.
Overcleaning coins: Cleaning coins can diminish their value. Avoid overcleaning and consult experts on the best practices for maintaining coin cleanliness.