Daftest sign ever ?

[poshman]

I was watching local Look East programme other night when they showed this sign/notice displayed by a riverbank PLEASE DO NOT THROW STONES AT THIS NOTICE.. can anyone even come near to beating that

 

[vokera80e]

is Bricks ok

 

[poshman]

is Bricks ok

Trust you guys up north to go one better

 

[Mw Roofline]

One in London