I wish someone had told me before I went with them too. They are undoubtedly the worst hosting company around. I now have 700gb of transfer for $350 per month and $114 each additional 700gb and it is burstable. If anyone is interested, you can go to
http://www.helpdeskgenius.com. This is not advertising and this is not my site, nor do I get a referral commission, this is just my way of helping out other webmasters who have been screwed by Rackspace.