Plurality Voting: A voting system where candidates with the most votes win, even if they don't receive an absolute majority (more than 50%).
Proportional Representation: A voting system that aims to allocate seats proportionally based on each party's share of votes. It ensures that smaller parties also have representation.
First-Past-the-Post (FPTP): Another name for plurality voting, FPTP is used in many countries including Mexico for single-member district elections.