Many people develop Access libraries for mass distribution in the retail market. Whether you are marketing a library database or just distributing it within your organization or to your clients, I highly advise you to consider securing your library code. This protects the library code from being modified or copied by unauthorized individuals. It also avoids the headache of some user who tries to alter the code and then calls you for support. Chapter 27, "Database Security Made Easy," covers security issues in detail.