How long does it take to choose a book title?

How long does it take to choose a book title?You might rightly wonder why I asked this question. As I had mentioned in a previous post, I had already written book 4 in the Nations of Peace Series, when I got the idea to write Michael's Mystery.This story's title has been the only one of all that I have written published or not, that baffled me. In fact, I was planning on asking beta readers to help me figure out a title, because for some reason I couldn't get it right.It went from Exquisite P...