When a new 3d artist joined my academy or my Facebook group they always ask me the same question as I did back then in 2008, “Sir how to create a Photorealistic rendering” then “Sir can I have your render settings, sir?” or “ what are your computer specs, sir?”. These questions are fine but do not expect people will reply to you. Trust me people will ignore this, and at the time I joined the biggest Indonesia Arch Viz forum, all I got were only 3 answers. 

Check this episode to figure it out.