Here is a easy way to check the amount of bandwidth that you are consuming, with the pending RaodRunner Cap. Surplus Meter, is a Macintosh Application, that with keep a running total on the amount of bandwidth you are using…

When you launch SurplusMeter you’re presented with a straightforward panel. Most important is to set the connection type you receive Internet on using the drop down menu in the upper right corner. Also at the top are options to set your monthly download limit, then click the button in the lower right corner to begin monitoring.