Secondary sources comment upon, describe, explain or analyze the law and can help to find primary source materials, such as cases, statutes, rules and regulations. Secondary sources are useful because they do part of your work for you. If someone else has already researched your issue, why should you reinvent the wheel?
Also see Franklin County Law Library's guide: Ohio Primary Law Legal Research Guide.
Further reading and other research guides include:
This guide is based on the Ohio Primary Law Research Guide by Sue Altmeyer, Associate Librarian for Reference Services at the University of Akron College of Law.