Thus, if you could view the performance of your site from your customers perspective, you could be proactive to performance problems. Or confident of your performance. A base performance metric is derived from measuring a fixed size transaction from web server to browser. This benchmarking unit is used to pinpoint service level fluctuations in the transaction flow - server to network provider to ISP to local geographic location to browser. The above is a reflection of the actual user experience of the e-transaction.
Information provided here is used to establish more effective delivery systems for e-business.