As of this writing, it looks like the list of states with Idaho Stop laws includes:
Colorado (opt-in per municipality)
There's a longer list of states with "Dead Red" laws that explicitly permit a cyclist to proceed through a red that won't turn green (typically because embedded induction-coil sensors don't pick up bikes), although ...
AFAIK there are no road rules requiring you to give way to traffic behind you when travelling straight down the road, ie, not turning and not at any intersections.
Riding over an empty carpark space is also completely legal and normal.
There are places where one must not ride more than 2 abreast, and some locations have rules about impeding lane flow, but ...