Yes, you can write a check for $20,000. However, it’s important to make sure both you and the recipient are clear and comfortable with all the terms and conditions of such a large transaction. You will need to consider if the check recipient can provide proper proof or documentation of the transaction, as well as any implications for taxes and other fees owed. Additionally, your bank may have guidelines for writing checks of this size, such as requiring the recipient to have an account directly with the bank or providing extra forms of identification. It’s also important to think about your financial resources and consider if writing a check for such a large amount would have any long-term consequences for your financial situation. Ultimately, if you are comfortable with all the details, then you could go ahead and write a check for $20,000.