This method is so simple, I dont know why folks bother with any other way.
You want to sign up for a Feedburner account and have folks sign up for that one rather than your default WordPress RSS
(This makes it easier for them and better to keep track of)

1- Open your root directory  “.htaccess” file

2- Add this snippet of code to the top of the text file: (yes before the part that says “# BEGIN WordPress” Continue reading WordPress: .htaccess tip – Redirect feeds to FeedBurner Instantly →