The last step of the writing process before publishing is to proofread your essay for grammar errors and spelling. When dealing with these errors, make sure to check for one type of error at a time paragraph by paragraph.
For example, I could start by checking for comma errors. I would look paragraphy by paragraphy for comma errors, and then, when I had corrected all of those errors, I could move on to the next type of error.
Some errors to look closely for are: