There are tons of RSS directories that you could promote your feeds to for FREE. Below is a roundup of directories that you can submit your feeds to in order to help you get more traffic.
Have you heard of this thing called search engine optimization (SEO)? You know the process of improving ranking in search engine results. There are lots of articles, tips & blogs out there on SEO. There are some great tips out there and since you don’t have time to read every single blog/article I thought I’d give you the quick run down of what you should & shouldn’t do: