roses - if someone does something like handing in a purse, the grateful owner doesn't know if you would like/expect a reward but is expressing their appreciation of your honesty and kindness ( oh the nightmare that is cancelling cards etc). It's one of the things that adds joy to our everyday lives and reminds us that there is kindness, honesty and appreciation out there amongst all the negativity that we are regularly bombarded with. I once found a police man's warrant card and he bought me a bottle of wine- I was really touched. You never eat a cake baked by someone you don't know? Really? School fairs, cafes, parties??? Me I eat cake baked by anyone - I love cake - can I send you a ?
To think that London, or anywhere else for that matter, does not belong to any one demographic