[petra]

What's missing is a resource that would let you understand each activity, it's tools, processes, problems, etc.

[Geee]

Actually, if you Google them, you'll find the ONET page for the job descriptions that includes the activity and has more information about the task, e.g. https://www.onetonline.org/link/summary/51-8011.00 (tasks are the 'startup ideas')