The seminal case in a Michigan custody modification case is Vodvarka vs. Grasmeyer which defines the threshold requirements to change custody. The threshold requirements are proper cause or change of circumstances. Under Michigan law, without establishing either proper cause or a change of circumstance, you cannot modify an award of child custody. In Vodvarka, the mother … Continue reading Fundamentally Speaking – Custody Modification in Michigan – Vodvarka – the seminal case.