EXHIBIT 99.1 SIXTH AMENDMENT TO PURCHASE AND SALE AGREEMENT THIS SIXTH AMENDMENT TO PURCHASE AND SALE AGREEMENT ("Sixth Amendment"), made effective as of this 23rd day of August, 2007, by and between DEACON ENTERPRISES, INC., a Michigan Corporation,...Purchase and Sale Agreement • August 24th, 2007 • Voyager Petroleum, Inc. • Miscellaneous products of petroleum & coal
