InfoPath Dev

I've attached a screen shot of my data structure.  As a test, I submitted a form that has 2 instances of 'ComputerChangeInformation'.  The 1st instance of 'ComputerChangeInformation' has 1 instance of 'AccountingInfo';  the 2nd has 2. My code navigates through the 2 instances of ...

I am unable to attach a screen shot - sorry! ComputerChangeInfo & group3 are siblings...group2 is the parent.  _AssetTag & _CurrentComputer are siblings...ComputerChangeInfo is the parent. group3 is the parent of AccountingInfo. _acct2 & _unit2 are siblings...AccountingInfo is the parent.    

I am trying to send data from a submitted InfoPath form via email.  My form has a repeating section ('group3') within a repeating section ('group2').  Each email will contain all of the data in an instance of ‘group2’.  I am able to move all of the fields from 'group2' to my email, but I don’t know ...