You've gotten some good suggestions already. When I was younger I used to look at people's screenshots (in magazines, on Aminet, in the amiga.org gallery, etc.) and say "how did you make it look like that?"
Now a'days the closest thing is probably looking at YouTube videos of people's Amiga setups. I've got a few (admittedly old, poor quality) videos on my channel that you're welcome to check out:
https://youtube.com/playlist?list=PLZsiP8a81zDGkVMEJysIPzDXfCGd3ymMuBut poke around on YouTube. See how other people have done their setups, may give you some ideas. Have fun!
