Instructions: If you select "Seller" you can search on the seller's username, given name or last name. If you select "Key Word" the program will search the Book Description, the Page Description and the Page Comments for the key word that you enter. If you select "Book#,Page#" you have two options as to what you can enter. If you enter just the Book Number eg. "5" the program will retrieve book number 5. If you want to retieve a particular page within a book enter "5,2" where you are looking for Book 5 Page 2.