Get a chunk of paper and write down a one-sentence abstract of your drawback or challenge. Then write down just a few associated key phrases. Review the issue in your thoughts for a couple of minutes and make a aware request to your self to consider this drawback whilst you sleep. Now, neglect about it and fall asleep. As quickly as you awaken, have a look at the piece of paper and browse the abstract and key phrases. Chances are, some fascinating concepts will come to thoughts. Write these down and evaluate them later. You might discover that the reply to your drawback has come to you in your sleep.