InfoPath Dev

Would using qrules make this a whole lot easier?

Thanks for the quick reply.  Yes, I want to copy multiple rows of data from the repeating secondary data into the main data source.  When the repeating table is populated, it may have rows of data pertaining to different suppliers.  The user would then select a subset of data for one supplier, roll that up in another table that ...

OK. I swear I have looked through these forums, MSDN and the web endlessly but I cannot find the relevant pieces to properly place these things together. I've even asked the question on the MS forums but it went unanswered for days (since deleted) so I am trying here. I know my way around SP but I not so much Infopath and I am not a ...