This document provides a grammar book summary of various Spanish grammar topics including: - Preterite verb conjugations and types of verbs like snake and snakey verbs. - Demonstrative adjectives and pronouns and how they agree with nouns. - Ordinal numbers and how they agree with nouns. - Uses of prepositions and locations. - Future tense formations using ir + a + infinitive and regular future endings. - Imperfect tense irregular verb conjugations. - Possessive pronouns and adjectives agreeing with nouns. - Reflexive verb conjugations with the subject and object being the same.