> Personally, I pretty much never answer calls from unknown numbers, unless I am specifically expecting a call (eg: from a service company coming to the house,

> Personally, I pretty much never answer calls from unknown numbers, unless I am specifically expecting a call (eg: from a service company coming to the house, or calling back about an inquiry I made). That is my personal choice, alas many Doctors, government departments, companies etc etc alas withhold there numbers and a right PITA it is as well. This is in the UK.