I am interested by the use of the word “etiquette” as if there was some formula written down in a handbook for polite usage.
I wonder why you used it OP?
Does it matter?
Why not just do what pleases you - be accommodating for friends or the neighbours who are helpful to you, and say No to the others.
Surely by our time in life we have enough life experience and social skills to make our own judgements?
Mums passed no will but possible debt




