This document discusses the importance of effective library signage. It outlines how to conduct a signage audit by taking photos of all signage in a library. Examples are provided of before and after photos of signage that was improved by making it clearer and simpler. Guidelines are presented for creating a signage policy and templates. The document also describes an exercise where groups rework real library signage to reduce words and simplify messages. Resources for effective signage concepts and practices are also shared.