PENENTU KEPUTUSAN PEMBELIAN PIAhO YAMAHA BEKAS

Demi Music Centre is a business which one selling music tools that specialized the product selling on Piano second hand that proposed more choice and price variation to consumer. Curently, Company has been improve of sales then argue urgent to measure the varible which giving influence towards purchase decision, This research aims to measure the influence of Brand image, the line advertise and Social factor towards purchase decision product of Yamaha3 Piano second hand Method of this research used Decriptif Assosiatic Pearson Correlation, so used simple regression Correlation method and Multiple regression method. Population on this research is Demi Music Centres Custober. The collecting sample used Slovin Formula that totally of sample is 60 respondent Result of the research explained that all independent variables giving signiticant influence towardspurchase decision