thangalin has requested more detail ans step-by-step instructions for returning values from a subreport.
The Definitive Guide to iReport,
page 120 in
section on return values from subreports: "I would have found the section much more helpful had it walked through a simple example, step by step.:
See the forum post (http://tinyurl.com/5jsams) for details about what thangalin would have found helpful.