Not sure why their is a need for yet another SI thread. You can find more
here:
http://www.webproworld.com/viewtopic.php?t=70805
Yes getting more backlinks to your inner pages is key. This is only natural to have links pointing to internal product/service pages from bloggers, website reviews, etc. I highly doubt Google is looking for a IBL to each of your inner pages, this would appear to be unnatural linking.