Earlier quoted context omitted.
I'm much more willing to do an undesirable job related to my position than cleaning. If you make it clear during interviewing that it's a small company and the employee will be expected to help with cleaning, then there's no problem. (For the sake of argument; I actually don't mind cleaning all that much but nevertheless it's not high on my list of things to do at work. I'd prefer fixing hairy old VBScript code.)
Relevance is besides the point, you're paid to work. Your job title isn't some kind of license to refuse work you don't want to do. You keep trying to frame this as being an issue of relevancy when really it's that you're simply not eager enough to get dirty like edw's father wanted out of his people. You tell me to clean the bathroom on my first day, I'll ask where the scrub and bottle of 409 are. Now if we're talki…
You want someone who will do whatever you pay them to do, hire a cocker spaniel. [1]
[1] http://www.google.com/search?q=%22hire+a+cocker+spaniel%22