The primary purposes of this final project was to identify the influence of display product, price and below the line promotion to purchasing decision. The methods in collecting data were interview and questionnaire. There were 100 respondents to answer the questionaire . The result of t test from the analysis indicated that t-count product display = 3.158, price = 2.079 and below the line promotion = 2.819, which was bigger than t-table 1.9844. This showed that Ho was refused, it meants there was an influence of product display, price and below the line promotion to purchasing decision. The F test from the analysis indicated that F-count = 16.836 which was bigger than F-table 2.70, this showed that Ho was refused, it meant there was a simultaneous influence of product display, price and below the line promotion to purchasing decision. Then the result for multiple linear regression was Y=5,895+0,272X1+0,117X2+0,186X3+e. it meant that the of product display, price and below the line promotion had influence to purchasing decision. The determination coefficient analysis indicated that Adjusted R Square = 0.324, it meant that product display, price and below the line promotion had influence as much as 32,4% on purchasing decision.