To some, slipping a note or two into the hands of the postie or the refuse collector at Christmas time is second nature.
But others have never heard of it.
The tradition of the “Christmas box” sees people give cash or small gifts to those who perform personal services in their lives – be it the person delivering the milk or post, cleaners or hairdressers.
And some can take home a decent haul.
Modern manners specialists Debrett’s suggest