11 outlook web access tips for 2003 which are also useful in outlook itself. I did wonder what the difference between premium and basic version was and now I know. My bonus tip is that unless you have owner access to a users mailbox you only get read access to someone elses calendar in outlook web access, even if you have edit or author access within outlook. I spent ages trying to work this out for a remote customer (who I couldn’t talk through things over the phone as they only had 1 phone line which she used for dialup! I finally managed to get hold of someone in the office, make sure that a pc in the office wasn’t in use and then take control of the pc to test the outlook vs outlook web access functionality.