I'm still in the 3 day trial. I was impressed yesterday when they actually called me about a reminder I scheduled. I expected just an email. I can't really compare it to other VAs with hourly rates and a single point of contact, but for the price I think it's great. That, plus the site is beautiful and practical.
Someone who can solve problems and write solid code. If you lie about these qualifications, you must fight our stable of real ninjas, who have never heard of the web, because they are too busy practicing deadly ninja moves.
Edit: I was reading this article while procrastinating taking my sister-in-law to the DMV. Meanwhile, she discovered that she had forgotten to bring her passport (for ID), and couldn't actually go today.