9 Proven Quality Checks for Better Content for Agencies
Content quality checks for agencies can be the difference between work you trust and work that keeps you up at night.
Have you ever sent a draft to a client and wondered if you missed a mistake? Maybe you’ve worried about a copied paragraph, a broken link, or whether your writing really matches the brand’s voice. I know the feeling. When you’re busy and juggling projects, it’s easy for small errors to slip by—and those little things can cost you trust, time, and sometimes even a client.
That’s why having a simple, step-by-step process for content quality checks is so important. When you know what to look for and have a checklist, you can send every article, blog post, or web page with confidence. It means less stress for you, happier clients, and better results for everyone.
In this guide, you’ll get a look behind the scenes at what top agencies do to make sure every piece of content is ready to publish. Here’s what you’ll find inside:
- The originality safeguard that keeps your content unique
- A readability tweak that makes people want to keep reading
- A workflow shift that helps your brand voice stand out
- The link-checking habit that builds quiet credibility
- The secret to keeping your content relevant, even months later
Curious how the pros make every draft shine? Let’s get started...
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Content Quality Check #1: Ensure Originality with the Content Authenticity Process
Original content quality checks are essential for agencies and copywriters who manage multiple clients and projects. Unique work not only protects your reputation, it also safeguards your clients from SEO penalties and potential legal risks. In today’s environment, where AI-generated content and templates are common, accidental duplication is a growing concern. That’s why building originality checks into your standard workflow is critical for every project.
Clients expect content that stands out and delivers authentic value. A recent study of Sprout Social revealed that 77% of consumers are more likely to engage with content that feels genuine and relatable. When your agency consistently delivers original material, you demonstrate expertise and help your clients build trust with their audiences. This approach also differentiates you from competitors who rely on recycled or generic content.
Traditional spot-checking or manual reviews often miss subtle duplication, especially when working with large teams or tight deadlines. Automated plagiarism tools can catch issues early, saving time and reducing the risk of costly revisions. For instance, SaaS content agency Animalz publicly shares their use of Copyscape and Originality. AI to ensure every draft clears originality checks before client review.
Step-by-Step: Content Authenticity Process
- Draft the content and gather all reference materials in one place.
- Run the draft through a plagiarism checker, such as Copyscape Teams or Originality.AI.
- Review any flagged sections, then rewrite or properly attribute the content as needed.
- Log originality scores for each project in a shared team tracker for accountability.
Common Mistake to Avoid
- Skipping the originality check for content that uses templates or combines multiple sources—these are the most likely to trigger duplication issues.
Measurement Tip
- Track the percentage of projects that pass the originality threshold on the first check. Aim for at least 95 percent to minimize rework and delays.
KEY INSIGHTS
- Always use a plagiarism checker, even for templated or repurposed content.
- Keep a team-wide log of originality scores to spot trends and coach writers.
- Prioritize originality as a core metric for content quality and client satisfaction.
To further improve your process, the next section explores how spelling and readability checks help content connect with every audience.
Content Quality Check #2: Make Content Clear with Spelling and Readability Checks
Spelling and readability checks are critical for agencies and copywriters aiming to deliver professional results. Errors and hard-to-read sentences can quickly undermine your authority and frustrate clients. Even a single typo can turn a polished article into a liability, especially when clients expect high standards across every project.
Clients increasingly demand content that is not just correct but also engaging and easy to understand. According to Sprout Social, personalizing content is one of the most effective audience engagement strategies because it shows your audience you understand their needs. This means your work must be both accurate and accessible to keep readers interested.
To ensure consistency, agencies should use advanced grammar tools with team-wide style settings. For example, SaaS marketing agency Grizzle uses Grammarly Business to maintain consistent tone and clarity across all writers, regardless of project scale. Manual reviews are still important, but technology can catch issues faster and more reliably.
Do This / Not That: Readability and Grammar
- Do This: Use grammar tools with client-specific style settings/ Not That: Rely only on default spellcheckers
- Do This: Review readability scores and adjust for audience/Not That: Ignore readability and tone mismatches
Common Mistake to Avoid
- Assuming that a tool's default settings will match your client's brand voice or audience expectations.
Measurement Tip
- Track readability scores across your team. Set a minimum target (such as a Flesch Reading Ease score above 60) to ensure content is easy to digest.
KEY INSIGHTS
Always tailor grammar and readability tools to each client's needs.
- Monitor readability metrics to maintain high engagement.
- Combine automated checks with manual reviews for best results.
Optimizing your writing for search engines is the next step to ensure your content reaches the right audience.
Content Quality Check #3: Drive Results with SEO Content Optimization Steps
SEO content optimization is essential for agencies and copywriters who want to deliver measurable results for clients. Optimizing for keywords, on-page structure, and user engagement goes beyond simply adding search terms; it requires a strategic process that adapts to current trends.
Clients depend on your expertise to increase organic traffic. As user search habits shift, tools like Answer The Public, SEMrush, Clearscope, and SurferSEO help you stay ahead.
Effective SEO strategies also focus on voice search and featured snippets. This means your content should answer specific questions and use natural language. Regular updates and tracking are necessary to keep your approach relevant. Read more about content marketing strategies in this article.
Step-by-Step: SEO Content Optimization
- Research and select target keywords for each client.
- Analyze your draft using an SEO tool to get actionable recommendations.
- Update headings, meta descriptions, and internal links as suggested.
- Track keyword rankings and user engagement over time.
Measurement Tip
- Monitor both keyword rankings and engagement metrics, such as average session duration and bounce rate, to gauge effectiveness.
KEY INSIGHTS
- SEO is about more than keywords; it's about user engagement and content quality.
- Use specialized tools to keep your strategies current and effective.
- Regularly review your results and adjust tactics as needed.
To maintain a seamless user experience, the following section focuses on brand voice consistency as a differentiator.
Content Quality Check #4: Protect Brand Identity with Voice Consistency Techniques
Brand voice consistency ensures every piece of content reflects your client’s unique identity. For agencies juggling multiple clients, it’s easy to mix up guidelines or let tone drift over time. This can dilute your client's brand and confuse their audience.
Clients expect you to maintain their voice across channels and content types. Using AI-powered style checkers and detailed brand voice guidelines keeps everyone on your team aligned. Regular feedback and updates to these guidelines help you adapt to client feedback and market changes.
What makes this approach different from basic advice is the use of centralized, accessible brand documentation and automated tools that check for tone and terminology. This reduces errors and saves time during reviews.
Brand Voice Alignment Quick Guide
- Store all client brand guidelines in a shared, searchable location.
- Use AI style tools (like Writer.com or Acrolinx) to check for tone and consistency.
- Schedule regular client reviews to confirm voice alignment and capture updates.
Common Mistake to Avoid
- Failing to update or reference brand guidelines, especially when onboarding new writers or launching new campaigns.
Measurement Tip
- Survey clients quarterly about brand voice satisfaction and track revisions related to voice mismatches.
KEY INSIGHTS
- Centralize brand voice guidelines for easy access and updates.
- Automate tone checks to speed up reviews and reduce errors.
- Proactively seek client feedback to refine your process.
Accuracy is the next priority, so let’s move on to fact and source verification.
Content Quality Check #5: Guarantee Accuracy with Fact and Source Verification
Fact and source verification is a non-negotiable step for agencies and copywriters who want to build trust and authority. Inaccurate information can quickly damage your client’s reputation and lead to costly corrections. With the speed of content production today, it’s easy to overlook small errors that have big consequences.
Clients count on your expertise to ensure every claim is backed by reliable sources. Using a standard checklist and reputable fact-checking tools helps you create a transparent, repeatable process. This approach gives your agency a competitive edge by reducing risk and demonstrating accountability.
What sets this process apart is the integration of verification steps into your workflow, not as an afterthought but as a core quality control measure. Documenting your sources and corrections also builds a culture of transparency.
Fact Verification Checklist
- Identify all factual statements and statistics in your draft.
- Cross-check each fact with at least two authoritative sources (such as government or industry leader sites).
- Document sources in a shared log for client review.
Common Mistake to Avoid
- Relying on outdated or secondary sources, especially for fast-changing industries.
Measurement Tip
- Track the number of client-flagged factual errors per quarter and set a goal to reduce this to zero.
KEY INSIGHTS
- Make fact-checking a defined step, not an afterthought.
- Use only authoritative sources and document every claim.
- Aim for zero client-flagged factual errors to build lasting trust.
To keep your content reliable, the next section will explain how to maintain link accuracy.
Content Quality Check #6: Maintain Link Accuracy with Strategic Link Checking
Link checking is a vital part of content quality checks for agencies and copywriters. Broken or outdated links can harm your client's SEO performance and frustrate readers. As content libraries grow, maintaining every link becomes more complex, which is why a systematic approach is essential.
Clients expect every published piece to be reliable, including the resources it references. When you regularly check and update links, you not only protect your client's authority but also demonstrate your agency's attention to detail. Automated link analysis tools like Ahrefs and Screaming Frog can help you manage this process efficiently.
To ensure quality, prioritize high-traffic and evergreen pages for frequent checks. For example, SaaS company Zapier regularly audits its most visited guides to replace dead links and update references, maintaining user trust and SEO value.
Decision Process: Link Quality Assessment
- Identify all internal and external links in the content.
- Use a link-checking tool to flag broken or redirected URLs.
- Assess each link for relevance and authority. Replace or remove any that are outdated or low quality.
- Document updates in a shared log for transparency.
Common Mistake to Avoid
- Overlooking links in older content or failing to check links after site migrations or major updates.
Measurement Tip
- Track the number of broken links fixed each month and measure user engagement on updated pages.
KEY INSIGHTS
- Automate link checks for efficiency and accuracy.
- Focus on high-traffic pages to maximize impact.
- Keep a record of link updates to show ongoing value to clients.
Next, let's explore how visuals can elevate your content quality.
Content Quality Check #7: Enhance Engagement with Visual Content Quality Checks
Visual content quality checks are essential for agencies and copywriters aiming to create engaging, professional materials. Images and graphics can boost reader understanding and retention, but only if they are high quality and properly licensed. Poor visuals or copyright violations can undermine even the best-written content.
Clients count on you to select visuals that align with their brand and message. Tools like Canva for Teams and TinyPNG help you optimize images for web performance and ensure compliance with usage rights. Tracking which visuals drive the most engagement can also inform future content strategy. For example, creative agency Superside uses a shared asset library and tracks image engagement to refine their approach for each client campaign.
To get the most from your visuals, always check for copyright, optimize file sizes, and ensure accessibility through descriptive alt text. This process minimizes risk and maximizes impact.
Visual Content Checklist
- Verify image copyright and licensing for every visual.
- Compress images to improve page load times without sacrificing quality.
- Add descriptive alt text for accessibility and SEO.
Common Mistake to Avoid
- Reusing images without confirming usage rights or skipping alt text for new visuals.
Measurement Tip
- Monitor engagement metrics such as image click-through rates and time on page for content with visuals.
KEY INSIGHTS
- Always check image rights and optimize visuals for web performance.
- Use alt text to improve accessibility and SEO.
- Analyze engagement data to refine your visual strategy.
Now, let's ensure your content is accessible to all users, on every device.
Content Quality Check #8: Ensure Accessibility and Mobile Readiness in Content
Accessibility and mobile readiness are non-negotiable elements of content quality checks for agencies and copywriters. Content must be usable by everyone, regardless of device or ability. Neglecting these factors can exclude audiences and expose your clients to legal risk.
Clients expect content that meets accessibility standards and performs well on mobile devices. Tools like WAVE, Google Lighthouse, and BrowserStack allow you to test for common issues such as color contrast, font size, and mobile responsiveness. Integrating these checks into your workflow helps you catch problems before they affect users.
Prioritize accessibility and mobile checks for all new content and regularly audit high-traffic pages. This ensures ongoing compliance and the best possible experience for every visitor.
Accessibility and Mobile Testing Steps
- Run accessibility tests using WAVE or similar tools to identify barriers.
- Check mobile display and functionality on multiple devices using BrowserStack or physical devices.
- Address flagged issues and document fixes in your QA logs.
Common Mistake to Avoid
- Only testing on desktop or ignoring accessibility for visual or cognitive impairments.
Measurement Tip
- Track accessibility scores and mobile usability in Google Search Console. Set a goal to achieve "good" status for all key pages.
KEY INSIGHTS
- Test for accessibility and mobile usability as part of every content review.
- Use specialized tools to catch issues early and maintain compliance.
- Regularly audit high-traffic pages to ensure ongoing quality.
To finish, let's make sure your content stays fresh and relevant.
Content Quality Check #9: Keep Content Fresh with Scheduled Content Updates
Content freshness checks are a crucial part of content quality checks for agencies and copywriters. Stale or outdated information can hurt your client's search rankings and reduce the value of their website. As your content library grows, it's essential to schedule regular reviews to identify high-traffic pages and evergreen assets that need updates.
Clients expect you to maintain the relevance of their content over time. Setting up automated reminders or using content monitoring tools like ContentKing or Google Search Console helps you catch outdated facts, broken links, or missing opportunities for optimization. This approach keeps your client's site competitive and trustworthy.
Prioritize pages that drive the most traffic or conversions, and create a rolling update calendar. For example, agency Siege Media runs quarterly content audits and has published case studies showing how updating older blog posts led to a 30% increase in organic traffic for clients.
KEY INSIGHTS
- Identify pages with declining traffic or outdated information using analytics tools.
- Review and refresh content, update statistics, and add new insights or resources.
- Log updates and monitor performance changes in your analytics dashboard.
Common Mistake to Avoid
- Neglecting older, high-performing pages that could lose ranking due to outdated information.
Measurement Tip
- Track traffic and engagement metrics before and after updates. Aim for a measurable lift in visits or conversions within 30 days.
KEY INSIGHTS
- Schedule regular content reviews for high-traffic and evergreen pages.
- Use analytics to prioritize updates and measure impact.
- Keep a log of all changes to demonstrate value to clients.
For even faster scanning, consider adding a quick reference table or visual summary in future versions of this guide.
If you want to get your marketing work done for your business (or for your clients’), then you HAVE to learn more how you can delegate unlimited marketing projects & tasks without the headaches of hiring. Download this free guide: 33 Examples of Marketing Projects You Can Delegate to Growbo
Conclusion
Getting your content right isn’t always easy. Each step you take—*checking for originality*, *making your writing clear*, and *keeping your facts straight*—brings you closer to building trust with your audience. Your message deserves to be heard and remembered.
Even small actions, like regular updates and using the right keywords, can help your site show up when people are searching for what you offer. Consistency and care really matter in marketing.
Key Insights
- Review your content for uniqueness and clarity before sharing it. Imagine you’re explaining it to a friend.
- Keep your articles up-to-date and easy to find by focusing on SEO basics and refreshing them regularly.
- Stay true to your brand’s voice and always check your sources so readers know they can trust you.
If you’d like some extra help, Growbo’s team is ready to handle all your marketing needs—big or small. Want to talk through your goals or see what we can do for your business? Schedule a call with us and let’s chat about your next steps.
If you’re ready to have these steps handled for you, why not give Growbo a try? For just $7, you can get a full week of unlimited marketing support. It’s a simple, low-risk way to see how having a dedicated team can lighten your load and help your business grow. Head over to growbo.com to start your trial. Got thoughts or questions? Share them in the comments—I’d love to hear how you’re tackling content quality in your business!
Keep Growin', Stay Focused,
Image Credits:
1. https://originality.ai/
2. https://www.grammarly.com/business/learn/business-writing-essentials/
3. https://answerthepublic.com/
4. https://www.acrolinx.com/
5. https://logically.ai/
6. https://ahrefs.com/backlink-checker
7. https://tinypng.com/
8. https://developer.chrome.com/docs/lighthouse/
9. https://www.contentkingapp.com/
