Things To Remember Before You Co-sign
While it’s a nice to help someone especially if they're your family, cosigning can land YOU in deep financial problems if they are unable to pay. It will also impact your credit. So think twice before you decide to cosign to a family or a friend.
You can also read it here https://www.newhorizon.org/credit-info/to-cosign-or-not-to-cosign/