When your society publishes a book, there usually is no doubt about intellectual property ownership. But who owns the rights to the Surname Registry on your website? What about the program written to provide access to your cemetery records? If your webmaster resigned from your society today, could s/he demand that you stop using code they developed?
Having a formal agreement in place can help insure that issues like this are never a problem in your society.
This generic agreement (based on an actual agreement in place in the Dallas Genealogical Society) can be used as a starting point for your own society:
Return to Genealogical Society Webmasters