Root cause of Ruby's "Nannygate" problems?

The Hill Times released their 17th Annual Sexy Savvy, Best Dressed Survey. The survey deals with a wide range of issues on who's best and worst in various catagories, so I was giving it a read today. About two thirds into it, I came across a really interesting little nugget... perhaps it helps explain for us the ultimate roots of Liberal MP Ruby Dhalla's "Nannygate" problems?

From the survey:

Q: Who is the BIGGEST SCROOGE to work for on the Hill?

A: 1. Lib MP Ruby Dhalla 15%