Eagle, Are you looking for an explanation on what Level II is; or how ours works/is used on the site? Info on Level II <a href="http://investopedia.com/articles/trading/06/Level2Quotes.asp" rel="nofollow" target="_blank">http://investopedia.com/articles/trading/06/Level2Quotes.asp</a> I'm happy to give you a free trial so you can test out our Level II and see if it's useful in your trading...