Café businesses provide a friendly, comfortable atmosphere where the customer can receive quality food, service and entertainment at a reasonable price. The objective of the study is to determine the effect of implementing purchasing policy on the service of certain café business in Laguna. A total of 30 employees of café businesses were the respondents of the study. This study determined the perception of the employees of café businesses in terms of the level of implementation of the purchasing policy inside the organization as well as the service quality provided by them. This study is descriptive research wherein data was gathered from two different rating-scale questionnaires that have been answered by the service providers. The data was quantified and analyzed to determine the relationship between the purchasing policy and service quality of café businesses. In this research, two survey questionnaires were given to the café businesses. The result of the study shows that there is no significant relationship between the level of implementation of purchasing policy and quality of service of café businesses. With this study it is recommended that a reorder point must be established by the business, which identifies the level of inventory wherein they should restock their supplies so that shortage of supplies will be avoided.