Bambang Suwarno; Bernard Ekarisman Ndururu; Feby Yoana Siregar; Okta Jaya Hermaja; Herlin Munthe; Kristi Endah Ndilosa Ginting; Muhammad Fikri Akbar Zuhdi; Puji Syukran; Agung Prabowo. Training and Mentoring on Meta-Product-Based Digital Marketing Strategies to Increase the Competitiveness of School MSMEs. J. IJCS 2026, 6, 274-279.