Check which Update Rollup version is installed on your CRM environments

http://crmdynamo.com/2010/03/check-which-update-rollup-version-is-installed-on-your-crm-environments/

Event Management Accelerator error

http://social.microsoft.com/Forums/en/crm/thread/bc0d9fc1-0c3f-4589-965a-868feda3b72a

StateCode and StatusCode Values

http://msdn.microsoft.com/en-us/library/ms914670.aspx

CRM WCF Integration

http://waelhamze.com/blog/crm/crm-wcf-integration/

CRM 4.0 Error with ISV pages: MultipleOrganizationSoapHeaderAuthenticationProvider

http://mscrmuk.blogspot.com/2008/01/crm-40-error-with-isv-pages.html

Consuming a WCF Service with Client-Side AJAX in C#

http://www.programminghelp.com/web-development/ajax/consuming-a-wcf-service-with-client-side-ajax-in-c/