SEO Mistakes That Are Killing Your Rankings (Immediate Solutions)
- JB Impact
- May 28
- 14 min read

SEO mistakes cost valuable search engine rankings and lead to a significant drop in your organic traffic. In fact, many website owners neglect keyword research—a particularly costly mistake for their SEO strategy—as does neglecting essential technical aspects of their platform.
We see every day that these mistakes are easily correctable. Proper on-page optimization is a fundamental element of SEO, while Google and other search engines consistently favor sites with relevant, high-quality content. Each algorithm update focuses primarily on eliminating poor content, making it crucial to correct the most common SEO mistakes.
In this article, we'll explore the common pitfalls that sabotage your rankings and, more importantly, offer concrete solutions to fix your SEO strategy. From technical SEO (load times, mobile compatibility) to content issues, you'll discover why a slow site creates a poor user experience and how broken links not only affect visitor satisfaction but also significantly harm your SEO.
UNDERSTAND THE BASICS OF SEO BEFORE OPTIMIZING

Image Source: Search Engine Journal
Before exploring the mistakes that are sabotaging your SEO, let's take a moment to establish the fundamentals of SEO. A solid grasp of the basic principles protects you from the most common pitfalls!
Definition of SEO and its objectives
SEO (Search Engine Optimization) encompasses all the techniques used to improve your site's visibility in the natural results of search engines like Google. Unlike paid advertising, SEO generates qualified traffic organically and sustainably.
The main objectives of SEO are multiple and interconnected:
Increase your site's visibility on relevant queries
Attract targeted and qualified traffic to your pages
Delivering an optimal user experience to convert visitors into customers
Building your brand's credibility and authority
Moreover, understanding these goals helps you quickly spot SEO mistakes that could jeopardize your efforts. For example, if you focus solely on traffic volume without considering its quality, you risk attracting visitors who will never convert.
The 3 pillars: technique, content, popularity
SEO is based on three fundamental pillars that work together. Neglecting even one of these aspects is like building a house on shaky foundations.
The technical pillar concerns the structure and architecture of your site. It encompasses loading speed, mobile optimization, internal linking, and search engine crawling. A technically flawed site, even with exceptional content, will be penalized in search results.
The content pillar represents all the information on your site. This content must be original, relevant, and accurately meet user expectations. This pillar also includes optimizing title tags, meta descriptions, and semantic structure with H1, H2, H3, and other tags. Poorly structured or superficial content will not capture the attention of your visitors or search engines.
The popularity (or authority) pillar measures the trust placed in your site by search engines. This trust is primarily gained through backlinks, links from other sites pointing to yours. This pillar also encompasses your social media presence and online reputation. Without an effective netlink building strategy, even the best content can remain invisible.
In fact, each pillar can be compromised by specific SEO mistakes, and neglecting just one aspect affects your entire SEO strategy.
Key concepts: indexing, keywords, backlinks
To effectively identify and correct SEO errors, certain fundamental concepts must be mastered.
Indexing is the process by which search engines discover, crawl, and store your pages in their databases. Without indexing, your pages simply won't appear in search results. Common errors include misplaced "noindex" directives or a misconfigured robots.txt file that blocks crawler access.
Keywords (or keyphrases) are the terms your potential customers use to search for products or services similar to yours. They form the basis of any effective SEO strategy. A common mistake is targeting terms that are too generic or competitive, rather than specific phrases relevant to your business.
Backlinks are links from other sites that point to yours. They act as a vote of confidence in Google's eyes. However, not all backlinks are created equal! Poor-quality links can even lead to penalties. A common mistake is to prioritize quantity over quality.
Over time, algorithms become increasingly sophisticated at identifying sites that offer real value to users. Understanding these fundamentals not only helps you avoid destructive SEO mistakes, but also build a sustainable strategy that will withstand future algorithm updates.
Ultimately, before rushing to fix specific issues, make sure you understand the mechanisms that govern SEO. This knowledge will allow you to identify problems and implement appropriate solutions to sustainably improve your online visibility.
KEYWORD MISTAKES THAT RUIN YOUR VISIBILITY

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A well-developed keyword strategy is the core element of any successful SEO approach. Unfortunately, we see many sites making fundamental mistakes in this area, sabotaging their own visibility. Let's examine the three main mistakes that can ruin your SEO efforts.
IGNORE LONG TAIL KEYWORDS
A major mistake is neglecting long-tail keywords – those specific phrases typically consisting of three or more words. While each long-tail keyword individually generates modest search volume, together they account for up to 92% of all online searches [1].
In fact, these specific queries offer considerable advantages:
Significantly reduced competition, with sometimes up to 99.57% fewer competing sites [1]
An average click-through rate of 4.7%, compared to only 1.9% for generic keywords [1]
25% lower cost per lead (CPL) for companies that use them [1]
Additionally, long-tail keywords often target users who are further along in their purchasing process. For example, consider a generic search term like "SEO" versus "SEO software"—the latter clearly indicates imminent purchase intent [2]. These specific queries attract more qualified traffic because the user knows exactly what they're looking for and therefore uses more specific vocabulary.
So, ignoring these expressions means giving up highly convertible traffic - these Internet users who correspond more to the profile of a customer ready to make a purchasing decision [3].
USING KEYWORDS THAT ARE TOO GENERIC
The temptation to target generic and popular terms is strong. However, this approach presents several major pitfalls.
First, competition for these terms is fierce. For example, the keyword "sushi" generates 424 million results, while "vegetarian sushi recipe" produces only 1.79 million—a 99.57% reduction in competition [2]. Similarly, the SEO difficulty for "sushi" is 64%, compared to only 22% for the more specific phrase.
Second, generic terms attract less qualified traffic. A user searching for "shoes" may have a wide variety of intentions and is usually in the initial information search stage [3]. Conversely, someone who types in "lightweight running shoes" has a more specific purchase intention.
Choosing keywords that are not suited to your audience can therefore divert qualified traffic. For example, targeting "buy cheap computer" when you sell high-end models could significantly reduce your conversions [4].
DOING KEYWORD STUFFING
Keyword stuffing is the practice of excessively inserting the same term into your content to manipulate search results. This technique, once effective, is now considered a "black-hat" practice and is strongly discouraged [5].
Google's algorithms easily detect this practice and can impose severe penalties, including:
Your site's downgrade in the rankings
Potential exclusion from the search index
Penalties for your Google My Business profile [5]
Beyond the technical penalties, keyword stuffing seriously degrades the user experience. Imagine a paragraph with the phrase "cheap running shoes" repeated five times—this content looks unnatural and implausible [6]. Our experts recommend maintaining a keyword density between 2 and 5% [6].
To avoid this mistake, focus on creating natural, informative content that uses keywords sparingly. Also, prioritize the use of synonyms, variations, and semantically related terms to enrich your content without resorting to excessive repetition.
Finally, remember that search engines are becoming more sophisticated in their understanding of context and user intent. With updates like BERT and MUM, Google is focusing more on content written for human readers, not bots [7].
POORLY STRUCTURED OR IRRELEVANT CONTENT

Image Source: SEO Setups
The structure of your content largely determines the effectiveness of your SEO. Even with perfectly selected keywords, disorganized content or content lacking unique value seriously compromises your chances of appearing in search results. Let's examine the three structural errors that most harm your SEO.
LACK OF HIERARCHY IN TITLES
A clear heading structure isn't just a matter of aesthetics, but a fundamental element for search engines to crawl and understand your content. Without a logical hierarchy, your content becomes unreadable for both users and crawlers.
When crawling your page, robots analyze the different heading levels to determine whether a topic is briefly mentioned or covered in depth. Therefore, the indexing of your page directly depends on the quality and accuracy of your H1-H6 tags.
Among the common SEO mistakes to avoid , not respecting the hierarchical order ranks first. Skipping levels (going from an H1 directly to an H3 without using an H2) disrupts the logical structure of your content. This harmful practice not only disrupts indexing but also significantly degrades the user experience.
To address this error, we recommend that each page contain a single H1 that perfectly summarizes its content. H2 and H3 headings should then structure the subsections, while H4, H5, and H6 provide more detailed, additional information.
DUPLICATE OR POORLY INFORMATIVE CONTENT
Duplicate content refers to identical or very similar texts present on multiple URLs. We generally distinguish two types of duplication:
Intra-site : duplication within your own site (similar product pages, repeated content)
Inter-site : duplication between your site and other web platforms
While Google doesn't impose a direct penalty for duplicate content, the consequences are still severe. In fact,duplicate content dilutes your pages' authority and wastes your crawl budget—the precious time robots spend exploring your site.
When Google identifies multiple versions of the same content, it selects a single URL (the canonical URL) to serve to users. If you don't set your canonical URLs yourself, Google will attempt to do so automatically, but this choice may not be the one you would have preferred.
Furthermore, thin (uninformative) content with no added value risks being categorized as "low-quality content" following updates like Panda. After keyword errors, this is probably the biggest obstacle to good SEO.
LACK OF ADDED VALUE FOR THE USER
Google's algorithms now place a premium on the usefulness and relevance of content to the user. Content that lacks added value, and offers nothing new or original compared to existing content, is unlikely to rank well.
To be considered as having added value, your content must have certain essential characteristics:
Be easy to read and perfectly organized
Offer unique and original information
Stay up to date with the latest industry developments
Demonstrate real expertise on the subject matter
Ultimately, Google favors high-value content that specifically answers the questions people ask. We call this theEEAT principle (Experience, Expertise, Authority, Reliability) .
Poor content negatively impacts user experience, increases bounce rate, and reduces time spent on your site—all factors analyzed by ranking algorithms. Clearly quoting your sources and expertise also strengthens the credibility of your articles in the eyes of search engines.
TECHNICAL PROBLEMS THAT BLOCK INDEXING

Image Source: Social Spike Marketing Group
The technical aspects of SEO are too often overlooked by our clients, but they can have disastrous consequences for your online visibility. Even with perfectly optimized content and an impeccable keyword strategy, certain technical obstacles completely block your pages from being indexed. We've identified the three technical issues that are most damaging to your SEO.
ERRORS IN THE ROBOTS.TXT FILE
The robots.txt file acts as a gatekeeper for your website, telling crawlers which pages they can visit and index. Errors in this file can inadvertently block access to critical sections of your site.
We frequently encounter these errors in our clients' robots.txt files:
Accidental use of Disallow: / which blocks the entire site
Incorrect syntax such as misplaced spaces that confuse robots
Conflicting instructions that prevent efficient site crawling
To fix these errors, regularly check your robots.txt file via Google Search Console. Our experts can also audit your site and fix these issues to ensure optimal indexing.
PAGES IN NOINDEX BY MISTAKE
The "noindex" meta tag is a powerful tool for blocking specific pages, but using it incorrectly can be disastrous for your SEO.
In fact, this error often appears when a developer leaves the noindex tag enabled on a site after it goes live. Additionally, some CMSs automatically add this tag to certain pages, which can easily go unnoticed without careful review.
Our programmers use tools like Screaming Frog to scan your site and identify any pages containing unwanted noindex directives. This analysis will allow you to quickly determine whether these directives are intentional or accidental.
MISCONFIGURED REDIRECTIONS
Redirects are essential when restructuring a site or changing URLs, but misconfiguring them is a major SEO mistake we see regularly.
Redirect loops, where page A redirects to page B, which then links back to page A, completely block indexing and create a poor user experience. Similarly, cascading redirects significantly slow down crawling and dilute the transmission of SEO authority.
We also see problems with the incorrect use of redirect codes. A 302 (temporary) redirect used for a permanent URL change does not properly transfer authority from the old page to the new one.
Ultimately, the key to avoiding these technical issues is to conduct regular audits. Our experts use Google Search Console, Screaming Frog, and SEMrush to identify these technical hurdles and quickly address them. You'll receive a comprehensive report identifying all technical issues and our recommendations for optimizing your website's indexing.
POOR QUALITY OR UNDIVERSIFIED BACKLINKS

Image Source: Backlinko
The quality and diversity of your backlinks are crucial elements of your overall SEO strategy. Your reputation in Google's eyes largely depends on who mentions your site and how those mentions are structured. We've identified three major backlink-related mistakes that can seriously compromise your ranking.
TOO MANY LINKS TO THE HOME PAGE
A natural backlink profile shows a balanced distribution between the homepage and various internal pages. However, we observe that many sites focus all their link acquisition efforts solely on their homepage.
This approach immediately raises red flags in Google's algorithms. Spammers and automated systems that seek to manipulate results typically point to the site's root. Google has clearly identified this behavior and may consider it an abusive SEO technique.
To avoid this trap, adopt a "deeplink" strategy—links pointing to your internal pages containing relevant content. The number of anchors pointing to these pages is now a crucial indicator for assessing a site's credibility. Therefore, distribute your backlinks throughout your website.
OVER-OPTIMIZED ANCHORS
Overusing the same anchor texts is the most common link building mistake. This practice involves systematically using the same exact keyword as the clickable text in all your links.
The Google Penguin update, initially rolled out in 2012, specifically targeted this over-optimization. While prior to this, overusing exact anchors could actually improve your rankings, today it can cause your pages to disappear from search results altogether.
To maintain a healthy backlink profile, vary your anchor texts. Avoid having 40% of your anchors contain the same exact keyword. This diversity is not insignificant in your results - it signals to Google a natural, unmanipulated link profile.
LINKS FROM UNRELIABLE SITES
A single quality backlink can easily outshine thousands of poor links. Links from questionable sites, such as link farms, irrelevant directories, or spammy domains, seriously harm your SEO.
Our experts recommend using tools like Moz Link Explorer, which allow you to filter by "Spam Score," to identify these toxic links. Once you've identified these harmful links, you have two options:
Contact the site owners directly to request their removal
Use Google Search Console's Disavow tool to flag these links for ignoring
Ultimately, focus on acquiring backlinks from high-authority domains relevant to your industry. A diverse link profile, with varied anchor texts and multiple sources, is a significant asset to your long-term SEO.
NOT ANALYZING SEO PERFORMANCE

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A fatal mistake many website managers make is failing to regularly analyze SEO performance. We find that even the most sophisticated SEO strategies fail without methodical results tracking.
WHY TRACKING YOUR RESULTS IS CRUCIAL
Without constant monitoring of your SEO performance, you're flying completely blind. A sudden drop in rankings for your main keywords should trigger an immediate alert [8]. In fact, the evolution of your organic traffic is the most reliable indicator for identifying potential penalties or technical issues [9].
Daily performance monitoring not only allows you to spot positive trends, but also to quickly detect drops in your site's SEO [10]. Without this active vigilance, you risk missing invisible technical errors that can severely affect your visibility [8].
RECOMMENDED TOOLS: GOOGLE ANALYTICS, GSC
Google Search Console (GSC) is an essential tool for monitoring the health of your site.
This free tool offers you the possibility to:
Identify pages affected by crawl errors
Review your impressions, clicks and positions on Google Search
Receive notifications when problems are detected on your site [11]
Google Analytics perfectly complements GSC by allowing you to analyze user behavior after they arrive on your site. Our experts systematically use these two tools together to gain a complete view of the user journey, from initial search to final conversion [12].
CORRECT ERRORS DETECTED
Once issues are identified, prompt remediation becomes your top priority. Analytics reports will help you prioritize actions based on their potential impact on your SEO [10].
Ultimately, regularly analyzing your SEO data allows you to continually adjust your strategy to maintain your competitiveness [8]. For truly effective tracking, we recommend measuring key metrics like organic traffic, conversion rate, keyword rankings, and the number of indexed pages [10]. These metrics will give you an accurate picture of your site's SEO health and help you proactively fix the SEO mistakes that are most detrimental to your rankings .
CONCLUSION
Ultimately, avoid these mistakes to boost your rankings
Together, we explored the most damaging SEO mistakes for your ranking. In fact, neglecting the fundamentals—mastering the three pillars of SEO, selecting relevant keywords, and effectively structuring your content—seriously compromises your online visibility. Technical issues like errors in the robots.txt file or poorly configured redirects also block Google from crawling and indexing your pages.
The good news is that most of these errors can be quickly corrected once identified. Regularly analyzing your SEO performance is therefore not only useful but essential to maintaining and improving your ranking. Tools like Google Search Console and Google Analytics provide you with all the data you need to detect and resolve these issues before they permanently affect your ranking.
SEO is a constantly evolving field that requires vigilance and adaptability. Strengthen your online presence with JB Impact, your Wix expert in Quebec. Get a free consultation now and take your business to new heights with our marketing strategies powered by artificial intelligence.
Remember that SEO is a long-term investment. Fixing these common mistakes won't guarantee immediate top rankings, but it provides a solid foundation on which to build a sustainable and effective SEO strategy. Every adjustment you make today brings you closer to greater visibility and, ultimately, a higher conversion rate for your business.
FAQs
Q1. What are the most common SEO mistakes to avoid?
Common SEO mistakes include excessive keyword use, low-quality content, technical indexing issues, poor-quality backlinks, and a lack of performance analysis. Maintaining a balanced SEO strategy and conducting regular audits is crucial to identify and correct these errors.
Q2. How does content structure affect SEO?
A well-organized content structure is essential for SEO. Use a clear hierarchy of headings (H1, H2, H3), create original and informative content, and ensure it provides real value to users. A good structure helps search engines understand and index your content more efficiently.
Q3. Why is it important to regularly analyze SEO performance?
Regular SEO performance analysis helps you quickly detect issues, identify opportunities for improvement, and adjust your strategy. Use tools like Google Analytics and Google Search Console to track key metrics such as organic traffic, keyword rankings, and indexing errors.
Q4. How do backlinks influence a site's SEO?
Quality backlinks from relevant and reputable sites strengthen your site's authority in the eyes of search engines. Avoid low-quality or unnatural links and diversify your link sources and anchor texts. A healthy and diverse backlink profile is crucial for good SEO.
Q5. How important are long tail keywords in SEO?
Long-tail keywords are essential in SEO because they target more specific search intent and attract more qualified traffic. While they have lower search volume individually, they are generally less competitive and can lead to higher conversion rates. Incorporate them into your content strategy to improve your visibility for targeted queries.
References
[4] - https://www.digicommunicate.com/les-7-erreurs-seo-a-eviter-pour-ameliorer-votre-visibilite-en-ligne
[8] - https://www.frederic-kabouche.com/blog/les-erreurs-seo-les-plus-courantes-et-comment-les-eviter/
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