SOUTHLAKE, TX--(Marketwire - Apr 23, 2012) - Citizens For Property Rights (CPR) have filed an Initiative Petition with the City of Southlake requiring the City to amend the current over burdensome "Gas and Oil Well Production" Ordinance 880-B, known as Article IV, Chapter 9.5 passed by the City Council in November, 2011 and accept an Amended 880-CPR Ordinance for public vote.