Iui positive and negative?

Jennifer
I'm currently in my tww of my first <a href="https://glowing.com/glow-fertility-program">iui</a>. It's a long two weeks so help me out with any thoughts you may have on <a href="https://glowing.com/glow-fertility-program">iui</a>'s. 
Also I am curious ab multiples with letrozole and <a href="https://glowing.com/glow-fertility-program">iui</a> only.