Classroom-based approach - the traditional method where a trainer delivers the training in-person to a room of trainees E-learning - where learners complete specially designed courses on their own using a computer or, increasingly, a mobile device. Blended classroom - where some of the learning takes place in the classroom with the rest delivered via e-learning. Synchronous training - a virtual classroom where there is a trainer and trainees, but where you use technologies like video conferencing to eliminate the need for travel