Do not touch bags (bags) in the train car, entrance or street, do not let others into them. Report the finding of a police officer; in the presence of terrorists, do not express your discontent, refrain from sudden movements, thunder and moans; when threatened with the use of weapons by terrorists, lie on your stomach, protecting your head with your hands, away from windows, glazed doors, passages, stairs; use every opportunity to rescue; if there is an explosion - take measures to prevent fire and panic, provide first aid to the victims; try to remember the signs of suspicious people and report them to the arriving special services.