Hi Paul,If we have a deal with Aug 30, 2010 and Aug 30, 2011 then difference 365 days and you are right. But what about Aug 30, 2011 and Aug 30, 2012. In that case difference is 366 days. Because in February 2012 has 29 days and February 2011 has 28 days. That is problem. If you know how it fix I w...