Greace Monalisa Manalu, Edi Harapan and Nurlina 2026. RSI Indonesia’s Marketing Strategy Increases Competitiveness Amid Competition from Fully Equipped Schools . International Journal of Education, Vocational and Social Science . 5, 04 (Nov. 2026), 4911-4920. DOI:https://doi.org/10.63922/ijevss.v5i04.6815.