I was considering canceling my BB online account because the service has started getting slower and the number of available movies continues to dwindle. When I went to the "cancel account" page, there was a message saying basically that BB is trying to get up to speed with it's increasing customer base. More importantly, there was a link to click to get the next month's service for free. I've had a few others check it out and it looks like that offer is there for anyone who goes to the "cancel" page.
I tried to cancel and this is the offer and apology: