Reporting Services passing values from Subreport to Main report

I am just starting to create all new reports using Reporting Services. I will have many instances where I will have to pass values from a subreport to the main report. How can this be done?

I hope the following link will help you solve your problem.

http://msdn.microsoft.com/library/default.asp?url=/library/en-us/rshowto/htm/hrs_designer_v1_1ed0.asp

--Amde