You have to understand that a QR code is just a reference to a URL… So, if you can do it with a normal link, you can do it with a QR code. So – you can send them to an interface to your calendar – or a booking page on your website – but that’s it.
HTH
KathyQR codes can do a lot more than that.
Check this link out: http://www.qrstuff.com you might find what you need
The real question is whether enough people scan QR codes to make it worthwhile.
Cheers,
Matt