Fiction by Suzette Francis.
This was about a woman who, at age 34, finally decides to take charge of her own life instead of letting a man dictate everything to her. After the man in question dumps her, of course.
At first I was a little leery of this premise because I didn't want to read about a female character who was a complete pushover. But it turns out that this lady was an accomplished professional and generally not an idiot; she just had a blind spot when it came to boyfriends. It was a good story.
Also, on a completely unrelated note, I liked the cover of the copy I read a little better:-->