How do you write mark your calendars and your bosses calendar?

To mark your calendar, simply add the event or appointment to your personal calendar app or planner, including the date, time, and any relevant details. For your boss's calendar, access their calendar app, create the event, and ensure you include any necessary notifications or reminders. If you don't have direct access, send them an email or message to inform them of the event so they can add it themselves. Always double-check to ensure accuracy and clarity in both calendars.