I admit, I love trailers, whether for new movies or new books. My husband and I try to get to the theater early so we won't miss the previews. I love a trailer that properly sets the mood for a movie or a book.
Here's a trailer for one of my GCC mate's new book:
Like I said, the most important thing for me is that a trailer properly sets the mood. I'm busy working on a trailer for FOREIGN EXCHANGE. I love working on my own trailers to try and capture the mood I'm looking for. I'm curious, what is the most important thing for you when watching a trailer for a movie or book?