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Abstract. This study aim is to find out how customers feel about the atmosphere and quality of service at Sociostyle Stores. A descriptive quantitative method was used in this study. In this study, the study population was made up of people who shopped at the Temanggung Sociostyle Shop. The exact number of people who shopped there was not known because the number of people who shopped there was always growing. Because of this, the sampling strategy is based on the Lemeshow formula. Based on the numbers, the number of people in the sample is 100. For their research, the researchers used a questionnaire with a Likert scale and direct observation. After the data were collected, the instrument's validity and reliability were checked. After the instrument has been found to be valid and trustworthy, descriptive statistical analysis can continue so that the research questions can be answered. The results showed that all of the store atmosphere and service quality variables were in the very high category because their mean values were between 3.24 and 4.00.

This study was conducted to examine the effect of Training and Development, Motivation, Competence on the Performance of High School Teachers in Batam City in the mediation of Organizational Commitment. The object of this research uses 3 schools in Batam City, namely SMAN 1 Batam, SMAN 3 Batam and SMAN 5 Batam, with a total population of 160 teachers. Determination of the sample using the Slovin Formula with a Margin Of Error 5% the result is 114 teachers obtained as a sample, data collection by distributing questionnaires through Google Forms in 3 schools and successfully filled out by 131 teachers. This research is quantitative, using Partial Least Square (PLS) for data processing, and the modeling technique used is Structural Equation Model (SEM). This study states that the Variables of Training and Development, Motivation, Competence have a significant positive effect on Organizational Commitment, Variables of Training and Development, Motivation, Competence and Organizational Commitment have a significant positive influence on Teacher Performance, Variables of Organizational Commitment Successfully Mediate the Variables of Training and Development, Motivation , Competence on Teacher Performance.