I would suggest you to go through blogs and forums and learn more on the technology. No one can answer and explain this vast technology here.

you can have a look at my blog. It has some Frequently asked questions which will help you understand a few things:

http://msiworld.blogspot.com.au/2006/06/frequently-asked-questions-about.html

http://www.dell.com/downloads/global/power/ps4q05-20050175-Kouletsis.pdf

http://www.symantec.com/connect/blogs/q-newbies-application-repackaging-part-1

Please go through below link. It is more useful.

http://www.dawnstar.com.au/wpshelp/

Hi ,

Please go through the below link:

http://www.symantec.com/connect/articles/application-packaging-best-practices-windows-xp-part-1

It has 5 parts and this would give you a good understanding of the packaging basics.