This book discusses the functions and usage of 44 basic sentence-final particles in Cantonese, such as aa3, laa1, ne1 and wo3. The transliteration system used is Jyutping. Example sentences and vocabulary used in this book are kept as close as possible to the speaking habits of Hong Kong people. Sentences with overly complex grammar and structure are consciously avoided, but in order to be authentic, the author have not deliberately simplified the sentences. Therefore, readers who will most benefit from this book should have reached the intermediate level and should be able to understand 60% to 70% of daily conversation in Cantonese.