Readers' advisory (sometimes spelled readers advisory or reader's advisory) is a service which involves suggesting fiction and nonfiction titles to a reader through direct or indirect means. This service is a fundamental library service; however, readers' advisory also occurs in commercial contexts such as bookstores. Currently, almost all North American public libraries offer some form of readers' advisory.'Setting a date for the start of what we now call readers advisory service, particularly readers advisory in the public library, is at best a frustrating, almost arbitrary exercise. Efforts at historical precision can founder on such basic issues as the absence of common definitions. For example, answers to such questions as 'What exactly is a public library?' or 'What really is readers advisory?' have long been disputed.' (Bill Crowley, from his 2005 journal article 'Rediscovering the History of Readers Advisory Service')1. An information service regarding local opportunities for adult students.2. Service to other agencies engaged in adult education.'. . . contemporary readers advisory service is best understood as an organized program promoting both fiction and nonfiction discretionary reading for the dual purposes of satisfying reader needs and advancing a culture's goal of a literate population.' (Bill Crowley, from his 2005 journal article 'Rediscovering the History of Readers Advisory Service')'In The Bad Beginning (A Series of Unfortunate Events, Book the First)Violet Baudelaire found herself in the unfortunate circumstance of trying to rescue her baby sister Sunny from a perilous perch. Violet was able to invent a grappling hook and attach it to a rope with the proper knot. It will be unfortunate if you do not read this book and you find yourself trying to rescue your baby sister.' Readers' advisory (sometimes spelled readers advisory or reader's advisory) is a service which involves suggesting fiction and nonfiction titles to a reader through direct or indirect means. This service is a fundamental library service; however, readers' advisory also occurs in commercial contexts such as bookstores. Currently, almost all North American public libraries offer some form of readers' advisory.