What is IRR and How Does it Work? http://www.propertymetrics.com/blog/2014/06/09/what-is-irr/ internal rate of return (IRR) http://www.propertymetrics.com/blog/2014/06/09/what-is-irr/ http://www.propertymetrics.com/blog/2014/06/09/what-is-irr/ http://www.propertymetrics.com/blog/2014/06/09/what-is-irr/