Ok, funny that I needed to look up on this.
we are into our 4th home already but since its gonna be our forever home, I want to put more thoughts on this than just curtain rods.
I will be back when I gather more.
This is what I have so far.
http://www.realsimple.com/home-organizing/decorating/curtains-window-treatments-00000000056530/page6.html