Key Performance Indicators (KPI)

Key Performance Indicators are certain factors that helps to identify the quality and performance of a specific resource. It differs from spectrum to spectrum. Do, go through the following articles to get a more detailed understanding of it.
Articles

KEY PERFORMANCE INDICATORS
Key Performance Indicators (KPIs) are used to assess the present state of a business so that a prescribed course of future action can be determined.

Operations Director KPI's – Foundations of Success
Key Performance Indicators (otherwise known as KPI’s) are metrics used to measure key methods of working within an organisation. They can be initially used as starting points to improve a process or processes but the ultimate aim is to improve the performance of the company and to ensure strategic success and to use them on an ongoing basis.

Setting and Exceeding Sales Goals through Key Sales Performance Indicators (KPI)
What's your Magic Sales Performance Number...

Staying on top of Employee Performance
Improve employee performance by identifying your key performance indicator.

Analyzing Your Key Performance Indicator
Explores how to analyze your key performance indicator.