At the site www.warmetal.nl there are a few new articles about application roll out. Some of the articles cover specifically MSI options, some refer more to ZENworks and NAL basics (for end users) and some refer to the roll out of MS Office 2007 through the OCT. All together it gives some more insight in all the possibilities you have when distributing applications. Read the complete articles:
www.warmetal.nl/ZENworksApplications (in Dutch)
www.warmetal.nl/MSIRolloutOptions (in English)
www.warmetal.nl/Office2007Installation (in English)
www.warmetal.nl/NALBasics (in Dutch)
www.warmetal.nl/NALBasics#nal_basics_en (in English)
http://www.warmetal.nl/ZENworksApplications