Zacks reports that SmarTrend says of the five top residential real estate investment trusts (REITs) with the highest free cash flow (FCF) per share, two are land lease community (LLC) owners.  Equity Lifestyle Properties ranks in the top spot with free cash flow per share of 3.76x, and is also the largest LLC owner, according to the 2011 Allen Report.  Sun Communities is number five on the list with an FCF per share of 0.43x.  The Allen Report lists Sun as the fourth largest LLC.  The FCF formula measures the company’s ability to increase growth.  The report also says Sun’s stock has increased 14.9 percent since February 4 of this year.