Communication plays a big role in our life. Few people would contend against it. And it's an open secret that close people by some miracle are able to read the thoughts of each other. And what's amazing they both can be in the same room as well as a thousand miles away from each other.

What is it? A well developed intuition? Or is it just good logic and ability to probabilistic forecasting? But maybe it's nothing but imagination and autohypnosis? For certain, all of us have had an experience of transferring our ideas over a distance; however, we have not attached any significance to this experience.
So, my assumption is that people could read and exchange each other's thoughts if they only knew and could adjust to the "thought frequency" of each other. Thus you could always foresee your beloved's wishes and expectations, and in this way get rid of family problems.

Another way of applying such ability is worming the secrets of your competitors or clients and using them to suit