Watch a recording of Brian's webinar 'WCF RIA Services Validation' delivered on March 16th, 2011. 
Download the slides used during the webinar | Download the demos
Brian covered the following topics: 
    - Quick review of the update process of WCF RIA Services 
 
    - Defining data annotation attributes on an entity for validation 
 
    - Defining server side rules that validate in the update process 
 
    - Calling asynchronous server validation rules from the client 
 
Watch recording of Brian's previous webinar from this series - 'Querying & Updating Data From Silverlight Clients with WCF RIA Services'!
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