The free service offered in my book has now been withdrawn as the service provider was overwhelmed with demand.
It's quite a complicated job to get right when you do it yourself. I ended up getting it wrong and restarting more than once when I did it all by myself.
However, there is comprehensive training at the site below. Wish I had done that instead of the DIY route which set me back years.
Don't make my mistake, open a trial account and you can get your blog setup in just a day or so and start your affiliate blog.