". a free and simple online service for people who manage their time using a Google Calendar.
Log in using your Google account, approve our access to your calendar and you immediately get a simple dedicated web page that lets your customers/students/colleagues see when you are free. Then, with just a couple of clicks, they can book you.
Add your logo at the top of the page, and a few words of instruction, and you have a simple booking web-presence in a few minutes. Alternatively, grab the emebed code to include the calendar on your blog or website."
NB: must be turned on by the administrator for GAPPS accounts