This document discusses concepts of politeness and face-threatening acts. It defines positive and negative politeness as redressive actions that consider another's feelings to establish comfort and rapport. Positive politeness satisfies one's desire to feel their wants are desirable, while negative politeness respects one's freedom and independence. Ten strategies of positive politeness and ten of negative politeness are outlined for how speakers perform or mitigate face-threatening acts through indirect, deferential or apologetic language. Cultural differences in politeness across societies are also noted.