Mayanglay, P. and Wasiman, W. 2026. The Influence of Advertising, Lifestyle, and Packaging On Purchase Decisions of Kopi Kenangan in Batam City. JEMSI (Jurnal Ekonomi, Manajemen, dan Akuntansi). 12, 2 (Apr. 2026), 1800–1810. DOI:https://doi.org/10.35870/jemsi.v12i2.6341.