1. Sitecore 9 Install using Sitecore Installation Framework – SIF
Akshay Sura & Mike Reynolds tackling SIF. In this video we try to follow the Sitecore installation documentation and install Sitecore 9. We did not use any tools/scripts to make our lives easy.
End result: The initial pre-requisite part of the document took the longest. We hit 3 issues all user related and were fixed. SIF ain’t bad in 
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2. Sitecore Commerce 9 Post Installation Steps for Developers
Akshay Sura and the challenges of Sitecore Commerce. This video covers the post installation steps to setup a commerce developer.