The biggest mistake is to assume that another writer's successful strategy will work for you, too. Publishers' marketers - and even freelance publicists who cost mega bucks - tend to do the same basic things for all books.
“The biggest mistake is to assume that another writer's successful strategy will work for you, too. Publishers' marketers - and even freelance publicists who cost mega bucks - tend to do the same basic things for all books.”
— M. J. Rose · Assume