More ministries were added in response to needs:
• Distribution Center for donations to share with churches and individuals.
• Bible Correspondence Department to prepare people in the Word of God.
• Tecate Christian School in 1968 that provides academics saturated with Biblical teaching and principles for grades 1-8.
• Current Bible Institute began in 1993.
• TMI also has missionaries in the US, Mexico, and Africa with an emphasis on planting churches.
Willa is part of the executive board and serves as Executive Secretary as well as teaching at the Bible Institute of TMI in Mexico. As director of TMI Membership Care, she stays in contact with the missionaries, and ministers to women in various ways. Melanie Rodriguez teaches at the Tecate Mission School.