Them : You've used too many processor cycles so we've turned your site off
Me : Uhm, ok so the XXX visits a month promise is rubbish
Them : Yes, we sell like that, but we actually limit on processor cycles
Me : err, ok. Weird though - this is a quiet site and you did already get me to upgrade to your full-on package
Them : Here is the URL causing a problem. You need to either fix it or go a a dedicated server (WTF this is a wordpress site with less than 300 users per day!)
Me : Yeah, I can't access that URL. You turned my site off remember?
Them : *silence*
Me : Quietly transfers out
Site down 2 days so far. No warning before hand, just turned it off.
I might have paraphrased the conversation above a little