What were some of the most interesting things discussed?

In your video response, please address the following topics:
What were some of the most interesting things discussed?
What were some of the reasons that these companies failed? What were some of the mistakes they all had in common?
What were some of the solutions mentioned? Do you think those solutions will work?
Finally, how have these videos helped you prepare for your final team presentation?
As always, at least 4 minutes long, embed your video

here are links of 3 video:

Last Completed Projects