hat
Li nesesè yo chwazi yon plas ak yon koule gwo efikas pou moun ak yon konpetisyon relativman fèmen. Pa egzanp, Lekol (koulwa ansèyman, dòtwa desann, playgrounds, basen deyò), Lopital (koulwa), metwo, estasyon tren segondè-vitès, estasyon tren (ap tann chanm, biwo tikè, elatriye), faktori.
eng
It is necessary to choose a place with a large effective flow of people and a relatively closed competition. For example, schools (teaching halls, dormitory downstairs, playgrounds, baths outside), hospitals (halls), subways, high-speed rail stations, railway stations (waiting rooms, ticket offices, etc.), factories.