Thrifting is the activity of buying second  hand products wichs is becoming a trend for teenagers, young people, and even older people. The aim of the research is to determine the influence of product quality, flash sale discounts and risk perception on customer satisfaction with thrift products at the Solo Marketfest event. The population is consumers who buy thrift products at the Solo Marketfest event. The sampling technique using accidental sampling obtained 75 respondents. The questionnaire was distributed with the help of a Google form which was distributed to all customers who purchased thrift products at the Solo Marketfest event, measured on a 1-5 Liker scale. The collected data was processed using Multiple Linear Regression. The research results show that partially product quality and flash sale discounts do not influence customer satisfaction with thrift products at the Solo Marketfest event, however perceived risk is proven to influence customer satisfaction with thrift products at the Solo Marketfest event.

The purpose of this study was to determine the influence of Tiktok Content Marketing (X1) and Conformity (X2) on Consumptive Behavior (Y1) and Purchase Decisions (Y2). This study uses an explanatory research approach with quantitative methods. The collection of research data is through distributing questionnaires or questionnaires.  The population in this study are consumers of the @deliwafa tiktok account. While the sample used was 100 respondents with the purposive sampling method. The data analysis technique uses SPSS version 22 software, in which the data will be processed, described and discussed to answer and prove the hypotheses proposed. The research results are as follows: (1). Tiktok Content Marketing (X1) has a positive and significant effect on consumer behavior (Y1). (2). Conformity (X2) has a positive and significant effect on consumer behavior (Y1). (3). Tiktok Content Marketing (X1) has a positive and significant effect on Purchase Decision (Y2). (4). Conformity (X2) has a negative and significant effect on Purchase Decision (Y2). (5). Consumptive behavior (Y1) has a positive and significant effect on purchasing decisions (Y2).