I deposited the Notice of Withdrawal of Attorney of Record in the United States mail, in a sealed envelope with postage fully prepaid. In addition I would provide a timeline for them to respond.This month's Contra Costa Lawyer is dedicated to bankruptcy and litigation. Have one full set of the forms the clerk gives you served on all defendants in this case. A disengagement letter serves to make clear that a client has ceased to be a current client for conflict of interest analysis. Provide immediate notice to minor's counsel in the dependency action. Co-Pays and Co-Insurance. TU. Insurance Company.