PREPOSITION A preposition is a word or group of words used before a noun, pronoun, or noun phrase to show direction, time, place, location, spatial relationships, or to introduce an object . Some examples of prepositions are words like "in," "at," "on," "of," and "to." Here are the 6 rules for prepositions: Rule 1- Prepositions must have an object. Rule 2- Must be placed before. Rule 3- The Pronoun following the Preposition should be an object form. Rule 4- Prepositions form. Rule 5- Do not confuse preposition 'to' with infinitive 'to' Rule 6- A Verb cannot be an object of a preposition. For further reference https://youtu.be/ruD_obRyXHQ