If serious about learning, check out the PE workshops from the PE training center. It's not really all that quick but will actually teach the basics so that one understands the why behind it all.
http://www.pilotedge.net/workshops
Check out the following post. This should point out the importance of flying online with at least a minimum level of preparation.
viewtopic.php?f=5&t=6067
At times the goal to learn quickly and the shared community can create friction.
It's great to be enthusiastic about flying online but remember that PE isn't going anywhere. So there really isn't a need to overly rush.
Check out the PE receiver. Allows for monitoring the PE network. I have found that just listening to ATC communication improves my ability to listen and understand what is being said. There is an order to ATC communications. This helps to "train" your brain in regards to what to expect.