I know having a free website (and blog) is good in times of unemployment, but would I use freeware as the building blocks for a successful entry into e-marketing, and specifically SEO? The answer is no. Bottom line, you need (a) your own domain name so to direct traffic to your website, (b) more control and (c) greater features (e.g. stats).
This article from the clever guys at Hubspot clearly articulates some of these sentiments...
Why Your Business Blog Shouldn't Be On BlogSpot.com