If you are looking Ticket management system / helpdesk for your company, its now working for MS CRM 3.0 as well CRM 4.0 versions
http://www.crmxperts.com/Products/TicketManagementHelpdesk/tabid/67/Default.aspx
Regards,
Imran
MVP CRM https://mvp.support.microsoft.com/profile/imran.mustafa
MSN : mscrmexpert@gmail.com
SKYPE : mscrmexpert
BLOG : http://microsoftcrm3.blogspot.com