A divorce action seeks to settle serious financial and family issues critical to both spouses, and the law requires that you give your spouse official notice of the proceeding. (info.legalzoom.com)
Regardless of when the problem starts, the clock on a landlord's legal case doesn't start until the first official notice is given. (moneysense.ca)
A letter provides official notice that you are leaving your job, including your last date of employment. (thebalance.com)