On zero visibility, if your cars are equipped with rear fog lights, use them. These can be seen far more better.
It will take great efforts to unlearn wrong driving practices which are already deeply-rooted in the Pinoy driver. While we are at it, might as well update the "road code" to a more comprehensive one. Pansin ko yung mga pinoint-out ni Deakin ni wala nga dito eh:
Republic Act No. 4136 | Official Gazette of the Republic of the Philippines