I think that 3D printing tips is something everyone needs. So let me start with some of the tips I found out over the years that helpt me a lot with printing and making things in and around home !
First of all a tip on FREE software I use to print my designs, but also to created it.
I use most of the time tinkercad.com
to create something. And I use Ultimaker Cura
With both I can create things I come up with. And create them. But also check what others made in Tinkercad and modify it to my needs ! (And if you publish it, then mention where you got it from.
Then some tips from me on 3D printing.
What I always use on MY 3D printer with glas bed is the following. And kind of pritt stift for printing and cleaning I do with a glass cleaner ! There are many brands and they pretty much do the job.
Do not place to much clue on it, otherwise it is hard to get of the plate.
Then a other tip. Do NOT set the printing speed to fast ! Your prints will loose the smootness !
So far a few of my tips. Later more. Let me here your tips ! Or show it with a link to your YouTube video!