To build your website for free, you will need to learn how become proficient in HTML. This is how the websites were built in the old days (the 1990's). If you are a hard-core programmer, you may still write straight HTML, otherwise you should consider using a tool like SiteBuildIt even though it is not free. Remember - time is money and this tool is a huge time-saver. But if you really want to build your site for zippo, nada, nothing, check out HTMLGoodies.There is lots of great information on how to develop sites in HTML .
If you can maintain an original approach and deliver unique information the chances are other bloggers or web-sites will want to link to you. These natural links are a big boost to any blog as it helps promote your blog. There are also a number of other techniques for gaining back links, using swap text links with other web-sites or blogs, most search engines will give better ranking for natural back links as opposed to bought one's.
Joining a bloggers network can help improve your blog visibility. You will find many bloggers are now looking to these networks for ways to help them improve their traffic but also their content.
Register your own domain and host it on one of the many services available on the internet today like GoDaddy.com and DreamHost. Doing this will increase your visibility here to the search engines and also help you build traffic faster.
When you set out on making your business website, you have to be very careful who you trust. I'm pretty sure you get a lot of emails everyday (which, hopefully, land in your spam box) about companies that will make you a website for thousands of dollars, or submit your site to search engines. These offers might sound good, but they are not. Most of these bogus companies will do work that is hardly worth a few hundred dollars, and things like search engine submissions is nothing but a scam.
The next step is going to the GoDaddy homepage and then purchasing the domain transfer after which you will receive an authorization code from them. From there they will provide you with a link and you will just follow the step by step process. It's that simple.