Now I assume that you had published you first book, and you want to promote it. These are many way you can use to promote books online.
1. Make use of your signature online. Make sure you put your link to where your book can be found or purchased in your signature. In your email, you can link to websites, blogs, or whatever you want. Don’t make it too long, it’ll annoy the readers. And another important point is to make a post to relevant groups or forums.
2. Google and Yahoo group are the best places to go. Join the groups that are for readers and post often. The other will see your site through your signature
3. Go to chat spot and start chatting, Offer them a gift or related promotional items to come to your sites ( That where the address of your book.) If the chat is somethings about writing, offer them a critique. That will make your book more interesting in their point of view, just remember, people always love critique.
4. Try finding a related websites or blogs that are in your genre, offer them to do a reviews or maybe a short interview on their site or blog. If the blog has a very high traffic, the more people will see your...