How do you endorse a check for purposes not intended?

Endorsing a check for purposes not intended is generally considered fraudulent and illegal. If you endorse a check with the intent to use the funds for a purpose other than what was designated, you could face legal repercussions. It's important to always use checks as intended and to seek proper authorization if you need to redirect funds. If you have a legitimate need to change the purpose, it's best to consult with the issuer or a financial advisor for guidance.