He tells us that commercials which start by setting up a problem, then wheel up your product to solve the problem, then prove the solution by demonst… - David Ogilvy

It will help you recognize a big idea if you ask yourself five questions: 1 Did it make me gasp when I first saw it? 2 Do I wish I had thought of it myself? 3 Is it unique? 4 Does it fit the strategy to perfection? 5 Could it be used for 30 years? You

Leo Burnett said it better, ‘When you reach for the stars, you may not quite get one, but you won’t come up with a handful of mud either.

Big ideas come from the unconscious. This is true in art, in science and in advertising. But your unconscious has to be well informed, or your idea will be irrelevant. Stuff your conscious mind with information, then unhook your rational thought process. You can help this process by going for a long walk, or taking a hot bath, or drinking half a pint of claret. Suddenly, if the telephone line from your unconscious is open, a big idea wells up within you.