The Theology Correspondence Course conducted by the Pontifical Institute Alwaye, has classes alternatively in Mangalapuzha and Carmelgiri Seminary Campuses. This diploma course is rendered to all who have a zeal to know the word of God. The classes are in Malayalam. Well-known and experienced professors are taking classes. Some of the important topics taught are Introduction to Theology, Introduction to Philosophy, Introduction to Bible, Indian Philosophy, Holy Gospels, Epistles, Book of Revelation, Psalms, Pentateuch, Prophets, Sacraments, Liturgy, Holy Trinity, Eschatology, Moral Theology, Social Teachings of the Church, Christology, Hebrew and Greek languages, Patrology, Church History, Canon Law etc.