Author and agent Bill Gladstone shares insights about writing to fill the need to write. He recommends that if you are an author with a true and important message, write it without thinking about the success it might have.
There are several common book editing mistakes that new writers can make, causing their work to appear amateur or unfinished - using too many adverbs in dialogue tags, redundancy, and overwriting. Per Deanna Brady, editor and ghostwriter, some of these practices are acceptable when writing nonfiction. For example, repetition isn't bad if writing something that is meant to be instructional. On the other hand, when writing narratives, economy becomes important.