Pro 1.03 – The 1-2-3-4 Approach Part 2 Wayne2020-08-18T12:33:11-07:00 HLC 1 Online: Professional Edition HLC 1 Pro Lesson 01: Introduction to the 1~2~3~4 Approach and the 5 Program Design Essentials Pro 1.03 – The 1-2-3-4 Approach Part 2 Previous Topic Back to Lesson Next Topic Share This Story, Choose Your Platform! FacebookXRedditLinkedInWhatsAppEmail