An outline will help a lot. For example if you were Writing a paper on the French revolution it would look like this.
French Revolution
I. Intro parahgraph
II. Reasons Why the war started
A. the unequal system of taxation
B. The way that the peasants lived a life of poverty while the Nobles
lived a life of luxury just because of their title.
And so on
It could make other people lose their jobs
To convey the culture in which the ancient Greeks lived.