A website backup is your best protection against accidental and malicious changes. From simple things like making content changes, installing a new theme, having your site hacked, or moving to new hosting, you need to have a backup.
A quick guide to the things you need, in the correct order, in order to get a self-hosted WordPress website up and running with a minimum of fuss.
WordPress themes are used to change the look of your site. They are a starting point for making your site reflect the look and message that you want to convey to your customers.
If you accept comments on your site, one of the first things to do after installing WordPress is to install a spam management plug-in.