Each spouse holds an undivided one-half interest in the estate. One spouse cannot partition the property by selling his or her interest. Requires signatures of both spouses to convey or encumber. Each spouse holds an undivided one-half interest in the estate. Required signatures of both spouses to convey or encumber.
Estate passes to the surviving spouse outside of probate.
Each joint tenant holds an equal and undivided interest in the estate, unity of interest. One joint tenant can partition the property by selling his or her joint interest. Requires signatures of all joint tenants to convey or encumber the whole. Each tenant in common holds a undivided fraction interest in the estate. Can be disproportionate.