Ghostwriters or book writers conveniently work on per article or project-to-project basis. This is a great way for marketers to utilize the services of ghostwriters because it is affordable and convenient. Apparently, book editing services prices vary depending on the project requirements. You only have to pay for the content you need. The services of ghostwriting company are relatively inexpensive. Marketers can also choose to pay an hourly rate or estimate how much the project will take to complete. Service rates vary based on the market for writers and the complexity of the article. The best way to determine the price of hiring ghostwriting services is to contact several ghostwriters and receive quotations from each.