You have to concentrate your essay on the specific subject and dig deeper into a particular subtopics.
The best variant to do is to understand precisely the reason of your essay. It may be job-oriented, education-oriented, or another variant. Read the job description carefully and decide what the reader wishes to discover in your composition. When you’ve chosen the topic, don’t detract from it during the entire work.
Revolve your narrative around one subject. This is going to make your essay concentrated and subject-concentrated.