Parakeet Behavior and Training are not to difficult to understand if you stop and think about it. If you consider how they must feel being a tiny creature and having you reaching into their cage I can imagine the fear they must be having.
Once you figure out a way you can use training as a way to communicate with them you’ll develop a better relationship with your parakeet. The guys over at Birdtricks have Parakeet Training down to a science. They have a video of a parakeet doing some pretty amazing things.
Here is another short video of a parakeet whom you can tell has had some pretty serious training.