The tasks are so very inconsistent
Qualification tests take ages to appear
They'll use any excuse to reduce your pay or decline it altogether
Let's say you actually get paid... The pay is abysmal and that's a nice way of putting it. So many tasks pay less than 5 bucks per hour.
The website runs so terribly, pages can take really long to load (doesn't apply to UHRS)
The support team is among the worst. Automated answers all around. They'll ignore your emails.
You have to use IE for most tasks, Mac users beware