---
title: "Grammar Tips: 15 Copywriting Mistakes That Make You Look Silly"
description: "At Boxcar Marketing we are big fans of Grammar Girl so this infographic from Copyblogger struck a chord. These 15 grammar tips are important to keep in mind when writing emails, website copy,..."
url: https://www.boxcarmarketing.com/grammar-tips-15-copywriting-mistakes-that-make-you-look-silly/
date: 2012-03-07
modified: 2025-10-10
author: "Crissy Campbell"
categories: ["Marketing Strategy & Tips"]
type: post
lang: en
---

# Grammar Tips: 15 Copywriting Mistakes That Make You Look Silly

At Boxcar Marketing we are big fans of (http://grammar.quickanddirtytips.com) so this infographic from Copyblogger struck a chord. These 15 grammar tips are important to keep in mind when writing emails, website copy, Facebook updates or any other online content. As the infographic notes, although online copywriting is informal, correct grammar and punctuation are important—if only to keep you from looking silly.

[![15 Grammar Goofs That Make You Look Silly](http://netdna.copyblogger.com/images/grammar-goofs.png)](http://www.copyblogger.com/grammar-goofs/)
Like this infographic? Get more (http://www.copyblogger.com/copywriting-101/) tips from (http://www.copyblogger.com/).

Are there any other grammar mistakes that you often see in online copywriting?