More than anything, a good ghostwriter knows the literary marketplace and what is selling, the proper protocols for submission, the names of most reputable agents and what they represent, how promotion and distribution are handled, how books are acquired and contracts are extended, and the latest news and trends of the business.
If the ghostwriter has great credentials, superior writing skills, and a thorough knowledge of the marketplace, he or she can increase your odds of getting noticed in an industry where the first step is to stand out from the crowd. A superior ghostwriter can save you invaluable time by helping you understand the processes of writing and publishing, thus increasing your odds in a very competitive market.