This is a question I get a lot. How do you know that there is a hotfix or a solution for that problem? Well, for my own part I use RSS feeds to stay up to date.
Microsoft has some feeds in regards of new Knowledgebase articles and top solutions. So download your favorite RSS reader and subscribe to these feeds
and you should be one of the first to know about new KB releases and solutions.
Here are some links to KB related RSS feeds:
Windows 7 IT Pro KB articles:
http://support.microsoft.com/common/rss.aspx?rssid=14019
Windows Server KB articles:
http://support.microsoft.com/common/rss.aspx?rssid=14134
Microsoft Exchange KB articles:
http://support.microsoft.com/common/rss.aspx?rssid=13965
Microsoft Lync KB articles:
http://support.microsoft.com/common/rss.aspx?rssid=924
Microsoft Office for IT Pro KB articles:
http://support.microsoft.com/common/rss.aspx?rssid=13615
Microsoft System Center Configuration Manager KB articles:
http://support.microsoft.com/common/rss.aspx?rssid=1060
Microsoft System Center Data Protection Manager KB articles:
http://support.microsoft.com/common/rss.aspx?rssid=9765
Microsoft System Center Operations Manager KB articles:
http://support.microsoft.com/common/rss.aspx?rssid=945
Microsoft System Center Virtual Machine Manager KB articles:
http://support.microsoft.com/common/rss.aspx?rssid=13859
Microsoft SQL server KB articles:
http://support.microsoft.com/common/rss.aspx?rssid=14917
And here are some links to Top solutions RSS feeds:
Windows 7 IT Pro:
http://support.microsoft.com/rss/winclpro.xml
Windows Server:
http://support.microsoft.com/rss/winsrv.xml
Microsoft Exchange:
http://support.microsoft.com/rss/en/exchange.xml
Microsoft Lync:
http://support.microsoft.com/rss/en/lync.xml
Microsoft Office for IT Pro:
http://support.microsoft.com/rss/offitpro.xml
Microsoft System Center Configuration Manager:
http://support.microsoft.com/rss/sccm.xml
Microsoft System Center Data Protection Manager:
http://support.microsoft.com/rss/scdpm.xml
Microsoft System Center Operations Manager:
http://support.microsoft.com/rss/scom.xml
Microsoft System Center Virtual Machine Manager:
http://support.microsoft.com/rss/scvmm.xml
Microsoft SQL server:
http://support.microsoft.com/rss/sql.xml