https://www.infopathdev.com:443/blogs/greg/archive/2005/06/09/Keep-Track-of-List-Selections.aspxAt some point it might be necessary to keep track of order of the selections a user makes in a single list box or drop-down list box. You can accomplish this by writing your own code in an OnAfterChange event handler, or you can use rules. In this taskenCommunityServer 2007 SP3 (Build: 31118.962)