You can ask a question that is broadcast to LinkedIn users, and the feedback can be outstanding and virtually immediate. Try it and you will realize that you have access to stellar expertise.
Recently, I asked, "If you have self-published a book,
please share your experience. In particular, how did you take it to
market? What were your lessons?"
Within 12-hours answer came from publishers, authors and marketers from around the world -- all useful, all free. Remarkable. I hope that you will give it a try.