On Tuesday, 7 June 2016 14:56:16 UTC+1, David wrote:
Part of my ongoing clear out plan includes putting items out the front by
the pavement and asking for contributions to a charity. I have a plastic
collecting tin with a "wasp waist" 2/3 down.

Conspicuous notice - "please put donations to charity in the collecting tin next to the CCTV camera".

Builders band would fix the box to a convenient wooden structure.

Owain