Have you ever received a phone call from a number you don't recognize, and then they don't even leave a voicemail? It gets you wondering who the mysterious person is that's calling you and what they ...

As a journalist, cold calling people is part of the job, as well as answering calls from unknown numbers. So, as a veteran of the cold-call art, let me give you my simple, polite tip: Just say, "Is ...

The latest smartphone software includes tools to help you more easily connect with the people you want to contact — and avoid those you don’t. By J. D. Biersdorfer J.D. Biersdorfer is the monthly Tech ...