It is really helpful tool, specially for business purpose, companies etc. You don’t even need to remember any email address & phone numbers etc.
How to Create a Calendar Appointment in Microsoft Outllook?
You can schedule your appointments & Activities, meetings etc.
In a Calendar folder, choose New Appointment. You can also right-click a time block in
Your calendar grid, and then choose New Appointment.
You can also use the shortcut key ( Ctrl+Shift+A )
Enter a subject, location, start time, and end time.
Select Save & Close to save your appointment.
How to Change An Appointment?
Double-click an appointment to open it. You can change any of the appointment’s information.
Select Save & Close to save your changes.
How to Make an Existing Appointment Recurring?
Open the appointment that you want to set to recur.
In the Options group, select Recurrence Button image .
Click the frequency — Daily, Weekly, Monthly, Yearly — that you want the appointment to recur, and then select the options for the frequency.
Select Save & Close.
for more details, visit : Office.com/Setup.