The text is designed for non-native speakers of English who wish to improve their ESL (English as a Second Language) skills in grammar, compositions, professional writing and pronunciation. The book provides students with clear explanations of need-based grammar and composition skills, professional writing skills, differences in American and British English and pronunciation skills, along with skill-building exercises. Though many of the lessons are applicable to beginning learners, the text is written in a way that intermediate and advanced learners will also find invaluable. The text, too, may be used as a reference book by all levels. The followings are the juxtaposition of some essential lessons: 1. Words and Word Classes, 2. Phrases, 3. Sentences, 4. Essential Verbs, 5. Nouns, 6. Adjectives, 7. Prepositions, 8. Articles, 9. Subject-Verb Agreement, 10. Tenses, 11.Voices, 12. Direct and Indirect Speeches 13. Capitalization and Punctuation, 14. Paragraph Writing, 15. Essay Writing, 16. Paraphrasing, 17. Summary Writing, 18. CV/Resume Writing and Letter Writing, 19. American English, British English and Formality, and 20. English Pronunciation and Phonetic Symbols.