As I've mentioned before, my sites are hosted by Bluehost who so far I've had mostly great things to say about.
However, today I went to visit one of my websites, which happens to run drupal in a Multisite Installation, and the none of the CSS/images loaded, leaving my website looking like something from 1992.

I find all kinds of tutorials on the net about how to install php/apache/mysql for Ubuntu.
Its incredibly simple to get the basics setup, but creating a methodology for doing real development, for multiple clients simultaneously, is a bit more complicated.

Typically I would start out with something like this:

sudo aptitude install php5 mysql-server apache2.2 php5-mysql php5-mysqli