3. Printing Errors
Currency errors are rare and can make bills more valuable. Examples include:
- Misaligned printing
- Ink mistakes
- Fold or cutting errors
These unusual features are often sought after by collectors.
4. Excellent Condition
A crisp, uncirculated bill is usually worth more than one that is damaged or heavily folded.
 How to Check Your $2 Bills
If you have a few stored away, here are simple things to examine:
 The year printed on the bill
 The serial number pattern
 Any unusual printing details
 The overall condition
You can also compare your bill with collector guides or currency valuation websites.