IECHO cusub BK4 nidaamka goynta waa hal lakab (lakabyada yar) goynta, shaqayn kartaa on habka si toos ah iyo si sax ah, sida iyada oo la gooyay, shiidan, V jeexdin, calaamadaynta, iwm Waxaa si ballaaran loo isticmaali karaa in warshadaha ee gudaha baabuurta, advertising, alaabta guriga iyo isku dhafan, iwm. nidaamka goynta BK4, oo leh saxnaanta sare iyo hufnaanta, waxay bixisaa xal goynta iswada ee warshadaha kala duwan.