Building performance monitoring and reporting by Godfried Augenbroe, College of Architecture, Georgia Tech, is a very interesting presentation of:

Importance of Improve energy efficiency
Energy Monitoring
Building Auditing
Why and how to benchmark?
Problems with current benchmarking methods

• Energy Star
• LEED EB
• BEQ Existing benchmarks
• BECS industry averages
• E-BIDS
• HP database
• HERS

Model-based benchmarking,

and can by applied for zero energy building performance monitoring.

PDF file download:

Building performance monitoring and reporting

energy monitoring