Episode 26 – DF15 Special. David Liu and sfdc99 Leave a Comment Its David Liu creator of the fantastic sfdc99.com talking about his career, helping others, what sfdc99 hopes to achieve for new comers to Salesforce, certification and a whole bunch of things. Recorded at the DF15 Podcast booth. Thanks to Apttus X-Author for sponsoring the show. Part 1. Part 2. Direct download Part 1. Direct download Part 2.