To be an intelligence analyst

To gain a better understanding on what it is like to be an intelligence analyst, read; https://warontherocks.com/2019/02/policy-and-you-a-guide-for-intelligence-analysts/
What resonated with you? What are 2-3 key lessons learned from it? How have the authors detailed the value of open sources. Discuss one or more values. Provide real-time examples to your discussion.
Explain the importance of open source information and the intelligence cycle.
Why should intelligence personnel who have access to classified information should not produce unclassified products on the same subjects?
What are the downsides of open source information?
Identify sources one can go to to collect open source information. Provide details for each source identified.