Here are the thoughts that might go through a consumer’s mind after hearing your message ten times over a period of months (with consistent promotion):
Exposure: Reaction
First: “So what!”
Second: "What’s in it for me?”
Third: "That’s interesting.”
Fourth: “What was that title again?”
Fifth: “I think I’ve heard of that book before.”
Sixth: “I think I’ve heard of that author before.”
Seventh: “My friend mentioned that book yesterday.”
Eighth: “My friend read it and thought it was good.”
Ninth: “I’ll look for it when I’m at the book store.”
Tenth: “I’ll go online to buy it now.”