It should present visitors why they should read your book and allow them to determine what they could assume; it’s an ad for the book. It is not your own assertion on why you wrote the book. Let them get the job done up a correct marketing program, setup your https://www.diigo.com/item/note/b7v8v/nvm1?k=8a60d10762a33a9cd62238acfa0dab2b