Research was conducted to determine "The Influence of Service Quality, Location and Word of Mouth on Purchasing Decisions at the Kaligelang Aneka Plastik Shop, Pemalang. The type of research is quantitative. The sample selection in this research was carried out using the Non-Probability Sampling technique. The number of samples in this study was 100 respondents. The data analysis techniques used in this research are instrument testing, descriptive statistics, classical assumption testing, multiple regression analysis and hypothesis testing. The results of the analysis show that: 1) Service quality has a positive and significant effect on purchasing decisions at the Kaligelang Aneka Plastik Pemalang shop. 2) Has a positive and significant influence on purchasing decisions at the Kaligelang Aneka Plastik Pemalang shop. 3) Word of Mouth has no effect and is not significant on purchasing decisions at the Kaligelang Aneka Plastik Pemalang shop. Based on the calculation of the coefficient of determination, the Adjusted R Square value is 0.575 or 57.5% of purchasing decisions are influenced by the dependent variable (service quality, location and word of mouth). The remaining 42.5% is influenced by other factors not explained in this study.