There are no right and wrong ways to work in this business but there are some basic common-sense practices. Work very very hard and always be prepared never give up and once you get the job give them more than they ever expected: - Shine!
I spent every night until four in the morning on my dissertation until I came to the point when I could not write another word not even the next letter. I went to bed. Eight o'clock the next morning I was up writing again.