Creating your WordPress feed (WordPress.com)
Enter your blog's web address in the "Ready to Burn?" form found on FeedBurner's homepage and at the bottom of the pages in the Blog and Podcast sections. If you plan to publish a podcast with your WordPress feed, check the "I am a podcaster" box. Click Next ».
The Identify Feed Source page should appear.
On "Welcome", make sure the title and FeedBurner address (URI) of your new feed are values you prefer.
The Create or Sign In To Your FeedBurner Account page should appear.
Also on this page, create a FeedBurner account by picking a username and password and supplying your email address.
When you've supplied all the required information on this page, click Activate Feed ». A Congrats page should appear.
Read all of the information on this page, then click Next » to continue with the setup process.
If you selected "I am a podcaster" on the homepage, configuration options for our SmartCast™ service will appear. Here you can supply categories and other informataion for iTunes, append a copyright message and submit your podcast to Yahoo! Search.
When you are finished, click Next ». Configuration options for FeedBurner stats services should appear.
On the stats configuration page, select the level of feed stats detail you want. If you select TotalStats PRO, you will be asked for a credit card in the next step.
Click Next » to finish the setup process and enter our feed management interface.
You're now ready to make your FeedBurner feed available on your WordPress site!