SEO articles
Technical SEO, content and rankings, from real projects.
Google Ads articles
Search, Shopping and Performance Max campaigns that pay for themselves.
Emailing articles
Cold email, deliverability and sequences that get replies.
GEO articles
Generative engine optimization: what is proven, what is not.
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SEO KPIs: Which Metrics Actually Matter
Read the article: SEO KPIs: Which Metrics Actually MatterDomain Authority and backlink counts are vanity metrics. Five KPIs track outcomes: commercial page traffic, CTR, position, organic conversions and revenue.
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Tracking SEO ROI: How to Prove the Business Value of Organic Search
Read the article: Tracking SEO ROI: How to Prove the Business Value of Organic SearchSpend 100,000 euros on SEO, attribute 500,000 euros of revenue to it, and ROI is 400 percent. The hard part is attribution, so build a conservative model.
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Google Analytics 4 for SEO: What to Track and How
Read the article: Google Analytics 4 for SEO: What to Track and HowLink Search Console, mark your conversions, then build five weekly reports. An organic engagement rate under 25 percent is the modern bounce rate alarm.
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Free SEO Tools: Everything Google Gives You
Read the article: Free SEO Tools: Everything Google Gives YouGoogle's free tools cover 80 percent of what most businesses need. Here is what Search Console and Keyword Planner deliver, and when an upgrade makes sense.
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How to Create an SEO Strategy from Scratch
Read the article: How to Create an SEO Strategy from ScratchStart with a two-week audit of five baseline metrics, then set measurable goals tied to business outcomes. This 90-day plan fits new and established sites.
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SEO for B2B: How to Generate Leads Through Organic Search
Read the article: SEO for B2B: How to Generate Leads Through Organic SearchB2B buyers research for 3 to 6 months and involve several decision makers. Map content to every buying stage and persona, with 8 to 15 articles per persona.
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SEO vs PPC: When to Use Each and How They Work Together
Read the article: SEO vs PPC: When to Use Each and How They Work TogetherPPC brings clicks this week, while SEO takes four to six months and then keeps lowering cost per acquisition. Use paid data to pick organic targets.
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How to Choose an SEO Agency (and Spot the Bad Ones)
Read the article: How to Choose an SEO Agency (and Spot the Bad Ones)Guaranteed rankings, link packages and opaque reports are red flags. Ask these ten questions before signing, or consider in-house, freelance or hybrid.
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How Long Does SEO Take? Realistic Timelines for Real Results
Read the article: How Long Does SEO Take? Realistic Timelines for Real ResultsExpect 4 to 12 months for meaningful SEO results: 6 to 12 on a new domain, 2 to 4 for new content on an established one, depending on budget and…
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Google Algorithm Updates: A Complete History and What Each One Changed
Read the article: Google Algorithm Updates: A Complete History and What Each One ChangedFrom Florida in 2003 to Panda in 2011 and beyond, Google has rewarded quality and punished manipulation. That direction has never reversed.
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Google Core Updates: How to Recover When Your Traffic Drops Overnight
Read the article: Google Core Updates: How to Recover When Your Traffic Drops OvernightA robots.txt regression, 5xx errors or a stray noindex can mimic a core update. Rule them out, then compare your top 100 pages that fell with those that held.
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Google Penalties: Manual Actions, Spam Updates, and How to Stay Clean
Read the article: Google Penalties: Manual Actions, Spam Updates, and How to Stay CleanA manual action appears in Search Console and can be appealed once fixed. Algorithmic suppression only lifts when a later update re-evaluates your site.
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Conversion Value Rules and Customer Lifecycle Goals: The Future of Smart Bidding
Read the article: Conversion Value Rules and Customer Lifecycle Goals: The Future of Smart BiddingConversion value rules adjust values by audience, location and device. Worked multipliers, including a segment with 8% of conversions but 28% of the value.
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Google Ads Budget: Allocation, Seasonality and Progressive Scaling
Read the article: Google Ads Budget: Allocation, Seasonality and Progressive ScalingGoogle can spend up to twice your daily budget on busy days, within a monthly cap of 30.4 times it. How to allocate, plan for seasonality and scale safely.
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Asset Studio, Veo and Imagen 3: AI-Powered Asset Creation
Read the article: Asset Studio, Veo and Imagen 3: AI-Powered Asset CreationPerformance Max campaigns using AI-generated assets get 18% more conversions on average at similar cost. What Asset Studio, Veo and Imagen actually produce.
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Advertising in AI Overviews and AI Mode: The New Playing Field
Read the article: Advertising in AI Overviews and AI Mode: The New Playing FieldAds showed in 3% of AI Overview impressions in early 2025 and 40% by November. Which campaigns are eligible, and why exact and phrase match lose out.
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Google Lens and Visual Search: Shopping Ads on a New Surface
Read the article: Google Lens and Visual Search: Shopping Ads on a New SurfaceLens handles 20 billion visual searches a month, 20% of them shopping related. Shopping ads now show in its results; here is how to position your products.
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Google Ads Audiences: In-Market, Affinity, Custom Segments and Combined Segments
Read the article: Google Ads Audiences: In-Market, Affinity, Custom Segments and Combined SegmentsIn-market audiences for sports and fitness gear convert at 8% to 14%, against a 7.52% average. How Google spots active buyers and how to layer segments.
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Customer Match and First-Party Data: CRM Import, Match Rates and Strategy
Read the article: Customer Match and First-Party Data: CRM Import, Match Rates and StrategyCustomer Match lifts conversions by 5.3% on average, per Google. How to format a CRM upload, raise match rates with several identifiers and sync via API.
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Ads Advisor and Agentic Tools: Gemini in Google Ads
Read the article: Ads Advisor and Agentic Tools: Gemini in Google AdsAds Advisor, launched in November 2025, is a Gemini agent that explains performance drops and can apply its recommendations. How it works with Smart Bidding.
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Optimizing Performance Max: Diagnostics, Channel Reporting and Scripts
Read the article: Optimizing Performance Max: Diagnostics, Channel Reporting and ScriptsPerformance Max diagnostics run eight checks, and the UI channel split misleads. What each warning means and how to change tROAS without resetting learning.
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Demand Gen: Formats, Placements, Maps and Channel Controls
Read the article: Demand Gen: Formats, Placements, Maps and Channel ControlsDemand Gen absorbed Discovery and Video Action, then added Maps in late 2025. What channel controls and lookalike changes mean, plus a 90-day pilot plan.
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Advanced Demand Gen: Shoppable CTV, Travel Feeds and Format-Level Reporting
Read the article: Advanced Demand Gen: Shoppable CTV, Travel Feeds and Format-Level ReportingDemand Gen campaigns that include TV screens drive 7% more conversions at the same ROAS. How shoppable CTV works and what your Merchant Center feed needs.
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Google App Campaigns: Install, Engagement, Firebase and SKAN
Read the article: Google App Campaigns: Install, Engagement, Firebase and SKANGoogle App Campaigns average $1.50 to $4.50 per install, and finance apps top $10. Costs by category, and why Firebase and SKAN are not optional.
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The accessibility directive does not mention your emails
Read the article: The accessibility directive does not mention your emailsDirective (EU) 2019/882 never uses the word email and limits e-commerce to websites and mobile apps. Neither the Commission guide nor the DGCCRF mentions it.
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Dark mode is documented only at Apple
Read the article: Dark mode is documented only at AppleApple alone documents it: a campaign with remote images stays in light mode unless it declares color-scheme and uses the prefers-color-scheme media query.
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Gmail does not block your images, it steps in
Read the article: Gmail does not block your images, it steps inOutlook blocks images by default, citing tracking pixels. Gmail proxies them, which breaks cookie personalization, IP geolocation and live countdowns.
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Your preheader has been replaced by a summary
Read the article: Your preheader has been replaced by a summaryApple Intelligence replaces your preheader with a summary in iPhone Mail by default. In Europe, Gmail's smart features start off, so it still counts there.
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Some of your clicks were never made by anyone
Read the article: Some of your clicks were never made by anyoneSafe Links opens your links before delivery, and Microsoft's documentation admits these detonations count as user clicks. Clicks within seconds are the tell.
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Three operators, three ways of telling you
Read the article: Three operators, three ways of telling youYahoo's feedback loop gives you the address of each recipient who reports spam. Google's only names the campaign, above a threshold it does not publish.
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Spamhaus does not sell its way out
Read the article: Spamhaus does not sell its way outRemoving a Spamhaus listing is always free. The PBL, over 1.4 billion addresses, is no punishment, and the removal request goes through your provider.
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The dedicated IP you are sold will never warm up
Read the article: The dedicated IP you are sold will never warm upOn a shared IP, when the IP quota is hit every domain on it stops sending. A dedicated IP needs about 1,000 emails a day per provider just to stay…
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One subdomain per stream, on one condition nobody quotes
Read the article: One subdomain per stream, on one condition nobody quotesM3AAWG advises one subdomain per sending purpose, if each segment has steady, sufficient volume. Smaller senders can just vary the local part of the address.
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Two thousand messages a day, and that is all
Read the article: Two thousand messages a day, and that is allA paid Google Workspace user gets 2,000 messages a day on a rolling 24 hours, with tighter recipient caps. Microsoft's rules change on 14 September 2026.
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No warm-up schedule has ever been published
Read the article: No warm-up schedule has ever been publishedNo mailbox provider has ever published a warm-up table. Google gives principles instead, and the only published figure, from M3AAWG, is six weeks on average.
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A rejected message tells you exactly why
Read the article: A rejected message tells you exactly whyEvery bounce carries its cause in three numbers. A 4xx may succeed if retried, a 5.1.1 points to your database, and a 5.7.x to reputation or authentication.
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GEO: the five studies that could prove us wrong
Read the article: GEO: the five studies that could prove us wrongWe argue that most of what the market calls GEO is unproven. Here are the five strongest published works that say the opposite, and the conditions that would change our…
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Test GEO on your own site in 30 days: our protocol
Read the article: Test GEO on your own site in 30 days: our protocolNobody can tell you whether GEO works in the abstract. You can measure it on your own site, in thirty days, with a control group and repeated measurements.
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What GEO really costs, and what we refuse to sell
Read the article: What GEO really costs, and what we refuse to sell55 percent of marketers now have a GEO budget line. Not one practitioner surveyed disclosed an amount. Here are our prices, and the list of what we refuse to bill…
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Are the publisher apocalypse numbers honest?
Read the article: Are the publisher apocalypse numbers honest?Minus 58 percent, minus 70 percent, or minus 10 percent? Each camp measures a different thing and uses the same word. How to read the numbers on traffic decline.
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Sixteen percent of the sources AI cites are themselves written by AI
Read the article: Sixteen percent of the sources AI cites are themselves written by AIAn audit of 712 real queries across four engines measures that roughly one cited source in six is generated content. GEO mechanically rewards what degrades the corpus.
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Manipulating AI answers: what works in the lab, what holds up in production
Read the article: Manipulating AI answers: what works in the lab, what holds up in productionInjection attacks work on isolated systems. In production, a testbed of 1,000 black-hat sites measures 99.78 percent neutralization. The real weakness is somewhere else entirely.
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The sources AI prefers are not yours
Read the article: The sources AI prefers are not yoursGenerative engines systematically favor third-party sources over the content you publish on your own site. Your GEO budget is therefore aimed at the wrong place.
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Global brands 73 percent, niche brands 11 percent: GEO democratizes nothing
Read the article: Global brands 73 percent, niche brands 11 percent: GEO democratizes nothingAcross 100,000 answers and 100 brands, three visibility tiers appear from the very first query. A small player does not start at zero. It starts at 11 percent.
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Position bias: your content is not losing on substance, it is losing in the middle
Read the article: Position bias: your content is not losing on substance, it is losing in the middleA model's performance on a piece of information follows a U-shaped curve depending on where it sits in the context. Part of generative visibility is a placement artifact.
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Your GEO tracking tool is measuring noise
Read the article: Your GEO tracking tool is measuring noiseVisibility in generative search is a distribution, not a point. A single measurement, which is exactly what your monthly report contains, demonstrates nothing.
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30.6 percent of AI citations misrepresent their source: the real risk is not absence, it is error
Read the article: 30.6 percent of AI citations misrepresent their source: the real risk is not absence, it is error761,495 citation pairs analyzed: close to a third misrepresent the source they point at. What that means when the misrepresented source is you.
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The GEO market is booming, usage is flat: the gap nobody looks at
Read the article: The GEO market is booming, usage is flat: the gap nobody looks atThe Reuters Institute measures zero growth in chatbot use for news across the United States, the United Kingdom, France and Germany, while 55 percent of marketers open a GEO budget…