Chandra Jaya, R. and Kosadi, F. 2022. THE OPTIMIZATION OF ONLINE SELLING THROUGH WEBSITE-BASED E-COMMERCE APPLICATIONS AND MOBILE APPLICATIONS FOR MSMES. Inaba of Community Services Journal ( Inacos-J). 1, 1 (Jun. 2022), 1–12. DOI:https://doi.org/10.56956/inacos.v1i1.31.