My uncle saja advice: nafsi...nafsi, means: Dutch street; but you n him know now wh this three cords n universal haan water means to your life next (with me n my nephew kandung as a pekerja lapangan yg membuat standards n memperbaiki n merawat brg2 yg perlu dimaintainance) and their application by me on on line media actively as FB, YT, message, email etc, not FAKE on line media but in fact just mainland LAN n fiber optics