The book is divided into four main sections: elementary rules of usage, elementary principles of composition, a few matters of form, and words and expressions commonly misused.

The book's tone is authoritative but approachable, and the authors provide clear explanations and examples to illustrate their points. The advice given is practical and easy to follow, making it an excellent resource for both novice and experienced writers.

One of the book's strengths is its focus on brevity and clarity. The authors emphasize the importance of using simple, direct language and avoiding unnecessary words and phrases. They also stress the importance of using active rather than passive voice and of varying sentence length and structure to keep writing interesting.

However, it is worth noting that some of the advice in the book may be considered outdated or overly prescriptive. For example, the authors advise against splitting infinitives and ending sentences with prepositions, practices which are now widely accepted in modern English.

Overall, "Elements of Style" is a valuable resource for anyone looking to improve their writing skills. Its concise and practical advice on grammar, composition, and style has stood the test of time and remains relevant today.