This document provides guidance on writing clear and effective sentences. It outlines four cornerstones: having a clear subject and predicate, placing modifiers close to what they modify, using proper punctuation, and ensuring understandability. Conjunctions are discussed as a way to connect words and groups of words. Examples are given of correct and concise usage of conjunctions. The document advises avoiding wordiness, unnecessary phrases, redundancy, and saying the same thing twice. Additional online resources for grammar and composition are listed.