The caps from Canadian ISPs are much lower than those in the US. Canadian Telecom want you to pay for a month of net access as long as you only use it for a day or so, otherwise you'll need to pay more. You can sign at the main site or right here on IdeaJoy:
D'Arcy Norman has a great write up on why usage based billing will hurt online education (and other interesting things)
Under the other things list for me: working from home with video conferencing. It's something I didn't do six months ago, but do much more now.