Questions in Game Dev

How do I make point and click-ish mechanics in GameMaker Studio 2 (You know something similar to the doors and lights in FNaF).
Where would you guys like to see the trailer dropped first (when finished)?
Testing testing, is game page working
So I thought of a game I could Do named fnaffanās ultimate custom night (or fnaffanās custom night) should I do it
why cant i be a dev? i did all the stuff but nothing happened
EDIT1: i have a game in the making but i want to make a game page , tf do i do
While I may still be afraid to make an original game, I've still considered it. Would you guys be interested in an original game set in the same universe as DA Bear, but not a FNAF styled game?
What are your art skills?
This is definitively a stupid question, but I'm gonna ask anyway.
What should I do if I'm out of game ideas?
What should I improve first for this strategy game that's still in development?
Screenshots at: guildsandblades.com