This is an important step in producing a quality document.
Once you have finished your work, you should check it over very carefully for errors.
Sometimes it is hard to spot errors that you have made because your brain shows you what you think should be on the page. Thus it is common practice to give work to another person for proofreading purposes.
Challenge see if you can find out one extra fact on this topic that we haven't already told you
Click on this link: Proofread