This pictures shows an example of a squatter area where most poor Filipinos live. This place you can see  in Trece Martirez Cavite.

The Philippines is an archipelago comprising 7,107 islands with a total land area of 300,000km2.The 11 largest islands contains 94% of total land area.The largest of these island is Luzon at about 105,000km2.The next largest islands is the Mindanao at about 95,000km2.
The islands are divided into 3 groups : Luzon, Visayas, Mindanao.The Luzon islands includes Luzon itself, Palawan , Mindoro , Marinduque , Masbate, and Batanes islands.The Visayas is the central group of islands in the Philippines the largest which are: Panay, Negros , Cebu, Bohol, Leyte, Samar.The Mindanao islands include Sulu Archipelago are primarily composed of Basilan, Sulu, and Tawi-tawi.

Common use public transportation in Philippines is tricycles. I'm using tricycle every morning traveling to my working place.