Many people think that owning property jointly allows them to avoid probate completely. Probate is the court process of transferring a person’s solely owned accounts and property that has no beneficiaries when the person dies to their heirs-at-law. While joint property ownership avoids the probate process when the first owner passes away, it does not guarantee that probate will be avoided forever.Many people think that owning property jointly allows them to avoid probate completely. While joint property ownership avoids the probate process when the first owner passes away, it does not guarantee that probate will be avoided forever.