Include a table of contents with chapter titles in your novel? One writer friend of mine says yes. I say no, and I’m in good company with The Writer magazine and Gotham teacher Brandi Reissenweber: http://www.writingclasses.com/WritersResources/AskTheWriterDetail.php?ID=65
When browsing nonfiction, readers definitely look at chapter titles when making a decision to purchase or not. Not so for fiction.