Stone Me !

[Canary42]

Stanwell (Surrey) residents beware.

https://uk.yahoo.com/news/mystery-catapulter-causes-mayhem-under-162826207.html

. . . or could it be falling debris from aircraft ? Sounds unlikely, but what if they become dislodged from wheel bays when undercarriages are retracted/lowered?

That's just me thinking outside the box.

[davebro]

"too scared to park their cars outside their properties"

Where do they put them - in the kitchen!

[roopower]

Sounds a bit more than 'young scamps' or could it be the earlier miscreants returning.