Knowing that your green card has expired (or worse yet it was lost/stolen) can be an unsettling feeling. You're probably anxious to know what happens after filing Form I-90, Application to Replace Permanent Resident Card, and how long it will take to receive your new green card.
How can I avoid cashier's check fraud? Avoid taking a cashier's check from someone you don't know. If you do receive one, wait to use the funds until several days after the check has been deposited, or check with your bank to make sure it has cleared.