If in a dream you paste wall-paper, then in real life you are on the threshold of serious changes. A dream in which you long hesitate, choosing wall-paper, means that the decision made by you was only true. If dreamed you that wall-paper is covered with drawings by a children's hand, then in reality you feel the need for commission of any silly tricks.
Be sure and keep any other thoughts out of your mind before drifting to sleep as a cluttered mind can decrease the chances that you will remember your dreams upon waking. Also, focusing on remembering your dreams upon waking in the morning is another very important thing. This sounds very easy, but is often hard for some to do. Interpret a dream by "dictionary dream of interpretation"
When you very first wake up, simply think about your dreams. Don't allow your mind to drift off to other things, just lay there and think about the things you dreamt about the night before - dictionary dream meaning.