>I disagree about use of quotes, because quotes are typically reserved for quoting or saying what you do not think (typically to express sarcasm)
Character dialogue is nothing but direct quotes. Your line of thinking is correct when applied to narration or everyday typing (for example, our interactions here in this thread). Almost all published books utilize quotes for dialogue.

For example (click the book cover on the left and scroll to chapter 1; it starts right off with dialogue):
http://www.amazon.com/Game-Thrones-Song-Fire-Book-ebook/dp/B000QCS8TW/

>Probably most important tad would be if it is consensual or not.
This is true. As someone who likes both cons and non-cons, I tend to forget a lot of people only like it one way. Thank you for mentioning that.