Use the essay plan as a way of starting writing the essay If you have a detailed essay plan then try putting the text into that as you write the essay so that you never start with the dreaded blank screen in front of you. There is nothing wrong with writing the middle of the essay first. Also discuss your essay plans with fellow students and get them to comment on what you are attempting. There is no reason why all sections of an essay need to be equal. Some points are easier to make than others and so require less space.
Some points are more important than others and therefore require greater elaboration.
Part 3 about the output of the policy process.