This document is a grammar book that provides an overview of key grammatical concepts in Spanish including: stem changers, para usage, indirect object pronouns, pronoun placement, gustar, affirmative and negative words, superlatives, reflexives, commands, sequencing events, the preterite tense, trigger words, -car -gar -zar verbs, deber + infinitive, modal verbs, and present progressives. It includes definitions and examples for each concept.