It's not about the power of the application (it is there already), it's about you... You are the power user!
You can improve slightly with hotkeys, but will those small changes make you very efficient in the end?
No! That's why you should learn to get to Inbox Zero and learn Getting Things Done...
considers it a bad idea to visit Super User before studying, but yeah... if you can answer something, the urge is hard no to do so...
I am looking for any lesser known but powerful / time-saving features / tricks of Outlook, that people are generally unaware of.
What are some such features / tricks / hacks and how do you use them to get the maximum out of Outlook?
True, didn't saw that in the first place... I wouldn't have typed this answer out if I knew it would be a Community Wiki. But well, I'll just hope for a Nice Answer badge instead then...
Anyway, indeed, checked for responses. Time to close the chat, move downstairs and study this ~130 pages long Computer Networks PDF. ^^
There are slides and I have a made a good summary of it, but that didn't work out for me last year so I guess it's better to read it all again.
Well, I will at least spend less time trying to understand things... ^^