Proofreading is the very last step in the writing process. However, just because it comes last, does not mean that it is the least important. Proofreading ensures that the document is completely free of errors and polished to a high standard. Professional proofreaders take their roles very seriously and many of them will complete several “passes” through a paper in order to ensure that they have found and corrected all typographical errors, incorrect punctuation, spelling mistakes and inaccurate words etc.Website: cambridgeproofread(dot)onlineProofreading Fees: 25USD per 1,000 words