The general guidelines used by SLS Reviewers when assigning ratings:
Recommended: First purchase for all libraries.
Very Good: First purchase for most libraries.
Additional: It’s okay.
Marginal: Something is wrong with the book.
Not Recommended: There is definitely something wrong.
Special reader: This book is meant for a special kind of reader, such as a dyslexic child or a child going through a divorce.
Special Collection: This book would be essential for completing a collection of books on a topic, although it might not seem essential for the library as a whole.
