This document discusses prepositions and their meanings and usage. It begins by outlining where prepositions occur, such as at the head of a prepositional phrase. It then discusses the different meanings prepositions can have, such as location (static, source, goal), instrumental, comitative. It notes problems ESL/EFL students have is that language rules are not always the same between languages. An exercise is provided asking the reader to identify the meaning of prepositions in sample sentences. The document concludes by announcing the next presentation will be on multi verbs.