We try to host most of our clients' websites. We started doing this because we tried using a service that claimed to offer 'custom Joomla hosting' packages. After two days on that service and horrible website load times, the service called us and asked us to move the site off of their server, because it was getting too many visitors for their server to keep up with. We seem to be talking to more people these days who are using diverse hosting providers. Here's some of the issues we're running into with them:

The moral of the story? I guess one gets what one pays for with cheap hosting.