Passport Potash is pleased to announce that it has signed a further amendment to the option agreement with Twin Buttes Ranch, LLC ("Twin Buttes") dated August 28, 2009, which was subsequently amended on December 4, 2009 and again on September 7, 2010, whereby the option to acquire the Twin Buttes Ranch has been extended to January 6, 2016. The Twin Buttes Ranch, which was one of Passport's first real property option
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