I don't think it is possible to give tips for finding one's voice; it's one of those things for which there aren't really any tricks or shortcuts, or even any advice that necessarily translates from writer to writer. All I can tell you is to write as much as possible.
Poppy Z. BriteSome of the food in Liquor is food I've really eaten filtered through a veil of fiction.
Poppy Z. BriteMy dad told me that no one could ever make it as a writer, that my chances were equivalent to winning the lottery - which was good for me, because I like to have something to prove.
Poppy Z. Brite