Also illegal. Call FCC.
Cellular spectrum: Grandstand and extract cash from the carriers.
Ham spectrum: Antenna-laden vans canvasing neighborhoods for radio pirates.
It is despicable.
Got any photos, or links to accounts of these? I did a quick google image search because you think someone would have caught one in the wild by now, but no.
[1] - https://www.youtube.com/watch?v=xKihq1fClQg
[2] - You should not take legal advice from strangers on the Internet.
Using the 33cm band is a nice trick.