The authors João Alberto Catalan and Ana Teresa Penim, released on 23 November 2015, 4th Edition of Negotiating & Sell ​​FNAC in the Centro Comercial Colombo. More than a book the "NEGOTIATE & TO SELL", assume-is, since its first edition, as an effective "toolbox", Cross and useful for any professional to develop its activity in interaction with the market. The event highlighted by the established interatividada and had the presence of renowned experts who have contributed in this new edition.