This document outlines 10 rules for subject-verb agreement in English. It explains that singular subjects require singular verbs and plural subjects require plural verbs. It provides examples for each rule, such as how pronouns like neither, either, each, and everybody are singular, and how collective nouns can be either singular or plural depending on usage. The rules cover subjects connected by or/nor, pronouns as subjects, portions and numbers, sums of money/time, pronouns in the middle of sentences, and subjects separated from verbs.