This document provides information about folk music styles from the lowland regions of the Philippines. It defines folk songs as songs written by common people to accompany daily activities. Examples of folk songs mentioned include "Pamulinawen" from Ilocos, "Atin Cu Pung Singsing" from Pampanga, and "Bahay Kubo" and "Sarung Banggi" from other regions. The document also defines the musical styles of harana, kundiman and devotional songs. It concludes with a short formative assessment to test the reader's understanding.