Send an email to attendees who have not responded

A common question is how to send a message only to meeting invitees who have no yet responded to the meeting request. While Outlook doesn't include this feature, you can easily do this using VBA.

Use one Start and End time for all Outlook Appointments

How to create a custom form that has a preset start and end time by adding add a little VBScript then publish the form. You can then either set the form as your default appointment form or select it from the New Items menu.