This link is about what makes up a documentary, a sort of behind scenes if you will to what goes into the documentary.
This is one is about what is defined as a 4k camera. What is the difference between the standard and 4k.
This simply talks about the ends and outs of being a film director.
This has a list of good advice for being in the film industry that I found very useful.
A inside look at making of peter pan, I found this very insightful and helpful in seeing a more hands on version of making a film.