1. Category - Allows you to specify Rss By category
2. Tag -  Allows you to specify Rss By Tags
3. Aid -  Allows you to specify Rss By Authors
4. Description - Allows you to specify Rss (Html or Text)
5. LimitWords -  Allows you to specify Rss in text with limit words

• Complete Article
  http://yoursite.com/DesktopModules/LiveArticles/Handlers/Syndication.ashx?mid=697&PortalId=0&tid=65&language=en-US
• By Category
  http://yoursite.com/DesktopModules/LiveArticles/Handlers/Syndication.ashx?Category=general&cid=1&mid=697&PortalId=0&tid=65&language=en-US
• By Tags
  http://yoursite.com/DesktopModules/LiveArticles/Handlers/Syndication.ashx?Tag=live-articles&mid=697&PortalId=0&tid=65&language=en-US 
• By Author
  http://yoursite.com/DesktopModules/LiveArticles/Handlers/Syndication.ashx?Author=SuperUser-Account&aid=1&mid=697&PortalId=0&tid=65&language=en-US

Note:- Rss Feeds can be customized

• Html Post

  Allows you to pass in a query parameter to RSS Handler URL.

  Example: http://yoursite.com/DesktopModules/LiveArticles/Handlers/Syndication.ashx?mid=697&PortalId=0&tid=83&description=html

Text with Limit Words

Allows you to pass in a query parameter to RSS Handler URL.If text is passed as value for description then another optional parameter (LimitWords) can be passed as well.

Example: http://yoursite.com/DesktopModules/LiveArticles/Handlers/Syndication.ashx?mid=697&PortalId=0&tid=83&description=htmliption=text&limitwords=150

This would render RSS with text description and limit to 150 words