The main problem of this research was that Shopee Express, one of the companies operating in a delivery service provided by an e-commerce platform, faced a significant challenge in keeping its existence and showed a decreased performance. This research empirically examined the influence of service quality and punctual delivery on customer loyalty through customer decision as the intervening variable in the logistic company Shopee Express case study. The sample of this research was the customers of Shopee Express, with as many as 203 respondents using the path analysis method. From the discussion, it was known that there was a significant influence of service quality and punctual delivery simultaneously on customer loyalty through customer decision, and there was a significant influence of customer decisions on customer loyalty. The implication of this research was the importance of Shopee Express Indonesia continuously improving its service quality and punctual delivery to enhance customer decisions and customer loyalty. The key finding of this research could give valuable insight to the company management in developing its strategy to improve customer satisfaction and loyalty.

Lion Air is an airline that has a low-cost carrier concept, which makes Lion Air an airline that has low prices. With these low prices, does it improve customer fulfillment? This study aims to determine the effects of service quality, amenities, and pricing on purchase choices. Associative quantitative research methodologies are used in this kind of study. The sample comprised 210 individuals who had taken a flight on Lion Air during COVID-19 and were at least 17 years old. The analysis technique uses Amos 24 software and SEM (Structural Equation Modelling) analysis. The results showed that service quality has a favorable and considerable impact on customer satisfaction. Facilities have a significant and positive effect on customer satisfaction. Price has a positive and substantial influence on customer satisfaction.