The aims of the research are 1) To analyze the influence of cost promotion consisted of advertisement, sale promotion, Personal Sale and the publicity of the profitability of Simpatik in Gowa branch, and 2) To analyze the influence of the most dominant variable on the profitability of Simpatik in Gowa branch. The research was conducted by the same of population and sample taken from three years lately included thirty-six months by financing corporation data in Gowa branch. The method used was analyzes of classic method and doubled linear regression by using SPSS. 20.  The result research through simultaneous testing showed that advertisement, sale promotion, personal sale and publicity variable gave the positive and significant influenced toward the profitability. Testing by partial way, the promotion and sale personality variable created negative influence and gave return equivalent toward the corporation of sale of Simpatik in Gowa branch. Next, in partial way, advertisement variable showed the most dominant influence toward profitability on the three of the others independent variable.