Hi Joycee,
Here is a basic article about datafeeds I wrote, so you can start at the beginning.
Datafeed Affiliate Programs - Datafeeds 101 a Beginners Primer
http://www.5staraffiliateprograms.com/datafeed1.html
Here are many of our
free datafeeds plus the IPC a tool that lets you create datafeed sites without needing special software or programming skills.
http://www.5staraffiliateprograms.co...datafeeds.html
Here is my datafeed resources page with lots of other tools and tips.
Datafeed Tools Software and Resources
http://www.5staraffiliateprograms.co...datafeeds.html
Hope this helps and best of luck!