Development of an Android Application-Based Marketing Management Information System for FIK UNY Tennis Courts to Increase the Promotion

This research is development research with the 4 D approach model, namely: define, design, develop, and disseminate. Data collection techniques were obtained from observation, interviews, and questionnaires. The subjects of this study were users of FIK UNY tennis courts which included permanent users, Selabora coaches, Selabora students, parents of Selabora students, UNY Tennis UKM, incidental users, and tennis court management admins of FIK UNY. Research data analysis techniques were obtained from questionnaires that had been filled in by media experts, material experts, and tennis court users at FIK UNY. The results of this study are an android-based FIK UNY tennis court marketing management application product. The feasibility level of this product is known through the material expert validation assessment with the Very Eligible category, while the results of the media expert validation assessment with the Eligible category. This product also went through a small-scale test, and a large-scale test, with the results of the two-scale tests in the Very Eligible category. The results of the validity test with a value of 0.875 and the reliability test were obtained with a Cronbach's Alpha value of 0.618, so it can be concluded that the instruments that have been compiled are declared valid and reliable. Based on the results of the effectiveness test, shows that the calculated g value is 0.5072,