Two models, based on Opela#39;s Corsa and Ascona, will be produced. They will be in ... Therea#39;s a wealth of computers in Egypt but a dearth of qualified users, say the PBS micro computer experts. So the PBS ... Supervised, hands-on practice follows, with students using a training manual written by the PBS instructors. ... Workshops may be scheduled after the seminar for reinforcement in a particular subject.