Trying to call Powershell from .net ?

Following are few good articles to read, from my colleague Matt

http://blogs.msdn.com/mstehle/archive/2007/01/25/fyi-introduction-to-exchange-powershell-automation-part-1.aspx

http://blogs.msdn.com/mstehle/archive/2007/01/25/outbox-introduction-to-exchange-powershell-automation-part-2.aspx

http://blogs.msdn.com/mstehle/archive/2007/01/25/fyi-exchange-management-shell-blocks-calls-made-with-impersonated-credentials.aspx

http://blogs.msdn.com/mstehle/archive/2007/01/25/kb-preview-error-no-windows-powershell-snap-ins-when-loading-exchange-powershell-snap-in.aspx