[SteveH]

omits vehicle support. i have personally seen the following used:

skateboards
sedans
pickup trucks and SUVs
large trucks

[blueplum]

also signal corps - balloons from rooftops

[ConservativeInPA]

I’m fairly positive they are using spotters on the top buildings too. I was watching a stream earlier tonight and heard a guy say, “That’s not one of our guys up there. Who are they?” The they were police.