Once you get the domain name, you need to get reliable web hosting. This can be quite crucial, because as you scale you will need a trusted partner to provide you reliability, uptime and quality support. Prices have gone very low, so for few dollars you can get enough disk space and bandwidth. Reliable hosting providers come with a script installation platform called Fantastico which allows you to install wordpress blog within few seconds. Login to your cpanel account, find the Fantastico icon, select the wordpress blog and install it.