This study aims to determine and analyze the direct effect of promotion on customer loyalty at PT. Bintang Tsajaja Jambi, to determine and analyze the direct effect of location on customer loyalty at PT. Bintang Tsajaja Jambi, to determine and analyze the direct effect of service quality on customer loyalty at PT. Bintang Tsajaja Jambi and to determine and analyze the simultaneous effect of promotion, location, service quality on customer loyalty at PT. Bintang Tsajaja Jambi. This study uses a quantitative method with a sample of 70 customer respondents at PT. Bintang Tsajaja Jambi. Data were analyzed using validity tests, reliability tests, multicollinearity tests, heteroscedasticity tests, normality tests, multiple linear regression analysis tests, T tests, F tests, R2 determination coefficient tests using IBM SPSS Statistics. The results showed that promotion directly had a significant effect on customer loyalty at PT. Bintang Tsajaja Jambi, service quality directly had a significant effect on customer loyalty at PT. Bintang Tsajaja Jambi, location directly had a significant effect on customer loyalty at PT. Bintang Tsajaja Jambi, and directly and simultaneously promotion, location, and service quality have a significant effect on customer loyalty to customers at PT. Bintang Tsajaja Jambi.

This study aims to determine and analyze the direct influence of store atmosphere on impulse buying in Consumers of Kartasura Mitra Department Store, to determine and analyze the direct influence of sales promotion on impulse buying in Consumers of Kartasura Mitra Department Store, to determine and analyze the direct influence of product completeness on impulse buying in Consumers of Kartasura Mitra Department Store and to determine and analyze the simultaneous influence of store atmosphere, sales promotion, product completeness on impulse buying in Consumers of Kartasura Mitra Department Store. This study uses a quantitative method with a sample of 100 employee respondents at Consumers of Kartasura Mitra Department Store. Data were analyzed using multiple linear regression analysis using IBM SPSS Statistics. The results of the study indicate that directly store atmosphere has a significant effect on impulse buying in Consumers of Kartasura Mitra Department Store, directly product completeness has a significant effect on impulse buying in Consumers of Kartasura Mitra Department Store, directly sales promotion has a significant effect on impulse buying in Consumers of Kartasura Mitra Department Store, and directly and simultaneously store atmosphere, sales promotion, and product completeness have a significant effect on impulse buying in Consumers of Kartasura Mitra Department Store

This study aims to determine the effect of performance expectancy, effort expectancy, social influence, facilitating conditions and security simultaneously on customer interest (Study at Bank Mandiri KCP Solo Slamet Riyadi). This type of quantitative research with a survey method approach, sampling techniques using purposive sampling, and calculated using the Slovin formula, so that a research sample of 222 customers was obtained. Data collection techniques using questionnaires, and data analysis using multiple linear regression. Performance expectancy, effort expectancy, social influence, facilitating conditions and security have a positive and significant effect both partially and simultaneously on customer interest. The results show that effort expectations are the most important aspect in supporting customer interest, so the ease and convenience of operating e-banking must be improved.

The population in this study were PT.KI8 service users. The sample size was 96 respondents. Data collection was carried out through distributing questionnaires, this researcher measured using a Likert scale with answers that had a gradation of very positive to very negative, the data collected would be processed using computational calculations from the SPSS program. This research aims to determine the influence of service quality,timeliness of delivery and facilities simultaneously on customer satisfaction at PT.KI8 Solo Branch using quantitative research. The variables of this research are Service Quality (X1), Timeliness of Delivery (X2) and Facilities (X2), on Customer Satisfaction (Y). The influence test method used is a statistical analysis method consisting of multiple linear regression tests, namely determination analysis, significant testing, hypotheses consisting of the T test and F test. Based on the results of the analysis, it can be concluded that (1) the service quality variable has no significant effect on customer satisfaction ( 2) the on-time variable has a significant effect on customer satisfaction (3) the facility variable has a significant effect on customer satisfaction (4) service quality, timeliness and facilities together have a significant effect on customer satisfaction.

This study examines the creation of Customer Value with the supporting variables Relationship Quality and Cost-to-Cost as variables that can affect value. Customer Value for the company in building relationships in the future. This research takes companies that supply fabric dyes to textile companies by conducting interviews via email and in-person interviews. The method used is to examine qualitatively and quantitatively. In qualitative research, it examines the costs incurred which have a correlation with customer service and the estimated actual costs for individual services. Furthermore, quantitative measurements are carried out to check the quality of RQ, profitability from past customers, Customer Lifttime Value (CLV) by presenting the proposed framework. In the final section, an evaluation of the effect of RQ on CLV is carried out which results in the conclusion that RQ has an effect on driving customer costs and profitability in the future.