Outbound traffic on a circuit?

I am looking at an order for a well known upstream provider. They are handing me a circuit at a data center. The contract reads if we use more than 50% of the outbound the price gets re-priced and almost doubles. How many folks have ran into this? Justin -- Justin Wilson <j2sw@mtin.net> http://www.mtin.net <http://www.mtin.net/blog> Managed Services ­ xISP Solutions ­ Data Centers http://www.thebrotherswisp.com Podcast about xISP topics http://www.midwest-ix.com Peering ­ Transit ­ Internet Exchange