In today's hectic lifestyle travelling abroad became quite ordinary and commonplace. It can be made as to their purpose, such as recreation, shopping trips, to visit relatives and for business purposes: a meeting with business colleagues, meetings, visits to business meetings and so on.

To date, virtually everyone can find a cell phone. Even in school they now have, but some people may have multiple phones. This means that all these people are practically around the clock "in touch". But this does not mean that the right person, you can easily reach and pass the necessary information. After all, he could be anywhere: at a meeting in the negotiations, was driving the car, just cannot talk.