Мой круг is a professional social network by Yandex. You can tell about yourself as a professional, find the right specialist, offer your services or seek an advice using this service. "Мой круг" allows you to maintain a business communications, to look after career development of familiars and interact with other professionals. There are several circles of communication. 1-st circle is you - inviting familiars, colleagues and friends. 2-nd circle is generated automatically; it consists of your familiars’ friends.