You didn't answer my question. Did your friend ever get back together with her BF?

"But that's why I'm feeling an urgency. She's not going to let grass grow under her feet."

So what? You can't keep trying to control how she feels and what she wants.

You've barely left her alone. I can almost guarantee you that the letter won't work and, in fact, make things worse.

M-43 W-40
2D - 9 and 5

Emotion, yet peace.
Ignorance, yet knowledge.
Passion, yet serenity.
Chaos, yet harmony.
Death, yet a new life.

RECONCILED AND WISER