Common Errors
Run-On Sentences: How to Spot Them and Fix Them for Good
Run-on sentences are one of the most common writing mistakes. Learn what they are, why they happen, and four reliable...
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Browse all grammar guides, writing tips, and sentence-fixing resources on Sentence Trouble.
Sentence Structure
Independent vs. Dependent Clauses: The Building Blocks of Every Sentence
Understanding the difference between independent and dependent clauses is the key to building clear, correct, and...
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Punctuation
Semicolon vs. Colon: When to Use Each (and When Not To)
Semicolons and colons are often confused or avoided entirely. This guide breaks down exactly when each one belongs in...
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Style & Clarity
How to Write Concise Sentences Without Losing Meaning
Wordy sentences drain your writing of energy. Learn practical techniques to cut the clutter and say exactly what you...
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Grammar Guides
Subject-Verb Agreement: The Complete Guide to Getting It Right
Subject-verb agreement errors are surprisingly easy to make. This comprehensive guide covers the rules, the tricky...
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Writing Tips
10 Proofreading Habits That Will Immediately Improve Your Writing
Good writing is rewriting. These ten practical proofreading habits help you catch errors, tighten sentences, and polish...
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