Some of those sites employ non-native speakers and writers without university degrees and that might impact on the quality of their works. To avoid this, read as much custom reviews as possible. You can also check the requirements for applying on the service as a freelance writer.
Remember that you have enlisted their services. In other words, they are working for you. Their work is an investment in which you have put money, and you deserve good returns. They should give you a free title page, formatting, outline, and bibliography.
Nowadays, almost every student is using the services of custom essay writing service. This is because of too many demands piling on the shoulder of the student and the strain of paying for their education. As such, custom writing services become an easy way out of the situation.
Remember that if you go for a cheap essay writing service, plagiarism risk is very high. You have no way of ascertaining that you have received original work without running it through a plagiarism detecting software. To ensure your work is original, the online writing company should provide a free plagiarism report. This should be included in their service guarantee.
In college, a student gets to write too many types of essays. The type of essay writing service you hire must be able to write in good time. If you need an argumentative essay and all they can manage is an expository essay, then they are not the best source of help.