>>>>RTM means Released to Manufacturing. For all I know, they could have done a later release of that included the service packs. Why have they made this so obscure?
>>>
>>>RTM means original Released to Manufacturing. If product is re-released with service packs it's not called RTM anymore.
>>>
>>>>What about SQL Server patches that come along between service packs?
>>>
>>>What patches? Can you be more specific?
>>
>>One example http://www.microsoft.com/downloads/details.aspx?FamilyID=9814AE9D-BD44-40C5-ADD3-B8C99618E68D&displaylang=en
>
>You will need Microsoft Baseline Security Analyzer (MBSA) http://www.microsoft.com/technet/security/tools/mbsahome.mspx or third party tool, if there's one.

Microsoft has recently release "Microsoft Update" which will notify/deliver updates for all Microsoft products including installed betas. http://update.microsoft.com/microsoftupdate/