Charity - rendering selfless (free of charge or on preferential terms) aid to those in need. The main feature of the charity is free and unconstrained choice of the type, time and location, as well as maintenance services. Expressions of charity: the production and transfer of knowledge and skills of the more successful, and encouraged the public utility of the system (at this point in time, and under certain circumstances) activities, the creation of appropriate conditions (temperature) for the implementation and actively invited to participate in the add ("give a fishing rod rather than a fish"), the transfer of food, property and other commodities, as well as their means of acquisition, including cash, selfless works and services (pro bono work), other support.