GOL announces buyback of its own shares by means of option transactions

15-Sep-2011 GOL Linhas Aéreas Inteligentes S.A. (BM&FBOVESPA: GOLL4 and NYSE: GOL (the “Company”),(S&P/Fitch: BB-/BB-,Moody’s: B1), the largest low cost/low tariff air carrier in Latin America, hereby informs that, reiterates previously published information and adds that, in 09/08/2011, the Board of Directors of the Company authorized its own shares to be traded by means of purchase of call options (“calls”) and launching of put options (“puts” and, collectively, “Options”) referenced on Company’s shares, for purposes of being either cancelled, held as treasury stock or disposed of, under the terms of CVM Instruction 390, dated July 08, 2003 (“CVM Instruction 390”), pursuant to the following conditions: