The objective of this research is to analyze the impact of Life Style variable which includes activities, interest and opinion to customer�s purchashing decision of steak in Star Steak Boyolali. The result of this research shows that simultaneous variable of life style have significant effect 0,263 to customer�s purchasing decision with significance level 0,000. The result of the partial variable�s effect shows: first, the activities variable has significant effect to customer�s purchasing decision with beta coefficient of 0,235 with significance level of 0,000. The interest variable has significant effect to customer�s purchasing decision with beta coefficient of 0,070 with significance level of 0,000. The opinion variable has significant effect to customer�s purchasing decision with beta coefficient of 0,584 with significance level of 0,000, where the opinion variable has dominant effect to customer�s purchasing decision. The opinion is the most dominant variable that impact to customer�s purchasing decision, and interest is the lowest variable that impact to customer�s purchasing decision. In the efffort to increase customer�s interest, the company must increase the promotion strategy and promotion activity.
Keyword : Life Style, Aio, Customer’s Purchasing Decision,