A lot of great suggestions here. In my (limited) experience I've noticed that sometimes a females red flags can go off if, whilst in the process of closing, sensual music is turned on. I've often had women ask me "why did you turn on baby making music?" (shit test) I generally like to have a playlist that starts neutral enough that then smoothly transitions into "baby making music;" For the latter I Love Pretty Lights.
All of his music can be found for free on his website here: http://www.prettylightsmusic.com/
I personally recommend Filling up the skies
All of his music can be found for free on his website here: http://www.prettylightsmusic.com/
I personally recommend Filling up the skies