--- type: "Collection Page" title: "Digital marketing blog | Roicool" description: "Guides and analysis on performance marketing, SEO, GEO, analytics and CRM from the Roicool team." url: "https://www.roicool.com/en/blog" lang: "en" resource: "https://www.roicool.com/en/blog" related: - { title: "What is OKF (Open Knowledge Format)? Structure, implementation and what it means for GEO", resource: "https://www.roicool.com/en/blog/what-is-okf.md" } - { title: "ChatGPT Ads in Turkey: What Non-US Advertisers Face", resource: "https://www.roicool.com/en/blog/chatgpt-ads-in-turkey.md" } - { title: "What Is an Advertising Agency? A Guide to Agency Services and Choosing the Right Partner", resource: "https://www.roicool.com/en/blog/what-is-an-advertising-agency.md" } - { title: "Social Media Agency in Turkey: Scope, Price, 2026 Rules", resource: "https://www.roicool.com/en/blog/sosyal-medya-ajansi.md" } - { title: "What is Viral Marketing? Strategies to Make Your Brand Spread", resource: "https://www.roicool.com/en/blog/what-is-viral-marketing.md" } - { title: "Design Thinking Process Steps: A Guide to Creative Solutions", resource: "https://www.roicool.com/en/blog/design-thinking-process-steps.md" } - { title: "Social Media Advertising: Reach the Top in Digital with Roicool!", resource: "https://www.roicool.com/en/blog/social-media-advertising.md" } - { title: "How to Advertise: A Comprehensive Guide to Success", resource: "https://www.roicool.com/en/blog/how-to-advertise.md" } - { title: "How to Write Effective Ad Copy: Formulas, Examples and a Pre-Launch Checklist", resource: "https://www.roicool.com/en/blog/ad-copy-examples.md" } - { title: "All Digital Marketing posts", resource: "https://www.roicool.com/en/blog/category/digital-marketing.md" } - { title: "7 Effective SEO Strategies That Get Immediate Results: Get to the Top on Google!", resource: "https://www.roicool.com/en/blog/7-effective-seo-strategies.md" } - { title: "What Is AI SEO? Definitions, Evidence, Measurement", resource: "https://www.roicool.com/en/blog/ai-seo.md" } - { title: "SEO Pricing 2026: 3 Surveys, 3 Very Different Answers", resource: "https://www.roicool.com/en/blog/seo-pricing.md" } - { title: "Generative Engine Optimization (GEO): What Evidence Says", resource: "https://www.roicool.com/en/blog/what-is-generative-engine-optimization.md" } - { title: "What is SEO Consulting? Rise to the Top in Digital with Roicool.", resource: "https://www.roicool.com/en/blog/what-is-seo-consulting.md" } - { title: "What is SEO Analysis? A Guide to Digital Success", resource: "https://www.roicool.com/en/blog/what-is-seo-analysis.md" } - { title: "SEO analysis: a roadmap to leading the Google ranking race", resource: "https://www.roicool.com/en/blog/seo-analysis-google-ranking-competition.md" } - { title: "AEO for SaaS Companies: Boost Visibility Through Content Creation", resource: "https://www.roicool.com/en/blog/saas-aeo-content-guide.md" } - { title: "All SEO posts", resource: "https://www.roicool.com/en/blog/category/seo.md" } - { title: "What is Google AI Mode? How it differs from AI Overviews and what it means for brands", resource: "https://www.roicool.com/en/blog/what-is-google-ai-mode.md" } - { title: "How does ChatGPT choose brands? The sources behind its recommendations", resource: "https://www.roicool.com/en/blog/how-chatgpt-chooses-brands.md" } - { title: "GEO checklist: 20 steps to become a source in AI answers", resource: "https://www.roicool.com/en/blog/geo-checklist.md" } - { title: "How to measure AI visibility: tracking your brand in AI answers", resource: "https://www.roicool.com/en/blog/how-to-measure-ai-visibility.md" } - { title: "Artificial Intelligence and Advertising: A New Era in Digital Marketing", resource: "https://www.roicool.com/en/blog/artificial-intelligence-and-advertising.md" } - { title: "The Evolution of Artificial Intelligence and the Place of CHATGPT-5", resource: "https://www.roicool.com/en/blog/chatgpt-5.md" } - { title: "All Artificial Intelligence posts", resource: "https://www.roicool.com/en/blog/category/geo.md" } - { title: "What is Meta Conversions API? Setting it up right alongside the Pixel", resource: "https://www.roicool.com/en/blog/what-is-meta-conversions-api.md" } - { title: "Google Ads Cost in Turkey 2026: Surcharge, VAT, Withholding", resource: "https://www.roicool.com/en/blog/google-ads-costs-in-turkey.md" } - { title: "YouTube Advertising Cost 2026: What You Actually Pay", resource: "https://www.roicool.com/en/blog/youtube-advertising-cost-and-setup.md" } - { title: "Instagram Advertising: A Comprehensive Guide for 2025", resource: "https://www.roicool.com/en/blog/instagram-advertising.md" } - { title: "What is Google Ads and Why It's Vital to Your Business", resource: "https://www.roicool.com/en/blog/what-is-google-ads.md" } - { title: "10 Common Google Ads Mistakes and How to Fix Them for Better Performance", resource: "https://www.roicool.com/en/blog/10-common-google-ads-mistakes.md" } - { title: "Advertising on Google: What It Costs and How to Set It Up in 2026", resource: "https://www.roicool.com/en/blog/advertising-on-google-cost-and-setup.md" } - { title: "All Performance marketing posts", resource: "https://www.roicool.com/en/blog/category/performans-pazarlama.md" } - { title: "What is GA4? How Google Analytics 4 works, and how to set it up", resource: "https://www.roicool.com/en/blog/what-is-ga4.md" } - { title: "What is Consent Mode v2? Cookie consent and Google measurement", resource: "https://www.roicool.com/en/blog/what-is-consent-mode-v2.md" } - { title: "What is Apollo.io? Setup and use for B2B prospecting", resource: "https://www.roicool.com/en/blog/what-is-apollo-io.md" } - { title: "What are DMARC, SPF and DKIM? Why your emails land in spam", resource: "https://www.roicool.com/en/blog/what-are-spf-dkim-dmarc.md" } - { title: "Website migration SEO checklist: moving to a new site without losing traffic", resource: "https://www.roicool.com/en/blog/website-migration-seo-checklist.md" } - { title: "How to choose a CRM: an 8-question decision guide for B2B companies", resource: "https://www.roicool.com/en/blog/how-to-choose-crm.md" } - { title: "Google Ads offline conversion tracking: tying CRM sales back to your ads", resource: "https://www.roicool.com/en/blog/google-ads-offline-conversion-tracking.md" } - { title: "CRM migration checklist: moving to a new CRM without losing data", resource: "https://www.roicool.com/en/blog/crm-migration-checklist.md" } - { title: "Zoho CRM setup, step by step", resource: "https://www.roicool.com/en/blog/zoho-crm-setup.md" } - { title: "Analytics and Data (6)", resource: "https://www.roicool.com/en/blog/category/analytics.md" } - { title: "CRM (6)", resource: "https://www.roicool.com/en/blog/category/crm.md" } - { title: "Healthcare marketing (6)", resource: "https://www.roicool.com/en/blog/category/saglik-pazarlamasi.md" } - { title: "Lead generation (6)", resource: "https://www.roicool.com/en/blog/category/lead-generation.md" } - { title: "Web Design (6)", resource: "https://www.roicool.com/en/blog/category/web-design.md" } - { title: "Webflow (6)", resource: "https://www.roicool.com/en/blog/category/webflow.md" } --- # Digital marketing blog Guides and analysis on performance marketing, SEO, GEO, analytics and CRM, drawn from the work we measure. ## Featured post ### What is OKF (Open Knowledge Format)? Structure, implementation and what it means for GEO Artificial Intelligence · 2026-10-20 · A complete, source-backed guide to Google Cloud's open knowledge format: the bundle structure, roicool.com's real output, step-by-step implementation, validation, and how it differs from llms.txt and schema.org. [What is OKF (Open Knowledge Format)? Structure, implementation and what it means for GEO](https://www.roicool.com/en/blog/what-is-okf) ## Digital Marketing ### ChatGPT Ads in Turkey: What Non-US Advertisers Face Digital Marketing · 2026-09-27 · Can you buy ChatGPT ads from Turkey? [ChatGPT Ads in Turkey: What Non-US Advertisers Face](https://www.roicool.com/en/blog/chatgpt-ads-in-turkey) ### What Is an Advertising Agency? A Guide to Agency Services and Choosing the Right Partner Digital Marketing · 2026-09-23 · Learn what an advertising agency is, what services they offer, and how they can help your business grow. [What Is an Advertising Agency? A Guide to Agency Services and Choosing the Right Partner](https://www.roicool.com/en/blog/what-is-an-advertising-agency) ### Social Media Agency in Turkey: Scope, Price, 2026 Rules Digital Marketing · 2026-09-13 · What a social media agency does and how to choose one in Turkey: agency fee versus media budget, account ownership, contracts, 2026 disclosure rules. [Social Media Agency in Turkey: Scope, Price, 2026 Rules](https://www.roicool.com/en/blog/sosyal-medya-ajansi) ### What is Viral Marketing? Strategies to Make Your Brand Spread Digital Marketing · 2026-08-12 · Why do some campaigns explode while others fail? [What is Viral Marketing? Strategies to Make Your Brand Spread](https://www.roicool.com/en/blog/what-is-viral-marketing) ### Design Thinking Process Steps: A Guide to Creative Solutions Digital Marketing · 2026-08-12 · Master the design thinking process steps. [Design Thinking Process Steps: A Guide to Creative Solutions](https://www.roicool.com/en/blog/design-thinking-process-steps) ### Social Media Advertising: Reach the Top in Digital with Roicool! Digital Marketing · 2026-08-12 · Explore the intricacies of social media advertising with Roicool's expertise. [Social Media Advertising: Reach the Top in Digital with Roicool!](https://www.roicool.com/en/blog/social-media-advertising) ### How to Advertise: A Comprehensive Guide to Success Digital Marketing · 2026-08-12 · Learn the secrets of a successful ad campaign. [How to Advertise: A Comprehensive Guide to Success](https://www.roicool.com/en/blog/how-to-advertise) ### How to Write Effective Ad Copy: Formulas, Examples and a Pre-Launch Checklist Digital Marketing · 2026-08-12 · Learn how to write ad copy that converts. [How to Write Effective Ad Copy: Formulas, Examples and a Pre-Launch Checklist](https://www.roicool.com/en/blog/ad-copy-examples) - [All Digital Marketing posts](https://www.roicool.com/en/blog/category/digital-marketing) ## SEO ### 7 Effective SEO Strategies That Get Immediate Results: Get to the Top on Google! SEO · 2026-10-01 · Quickly boost your website's Google rankings with 7 effective SEO strategies that deliver instant results. [7 Effective SEO Strategies That Get Immediate Results: Get to the Top on Google!](https://www.roicool.com/en/blog/7-effective-seo-strategies) ### What Is AI SEO? Definitions, Evidence, Measurement SEO · 2026-08-16 · AI SEO names two different jobs: using AI to do SEO work, and getting cited in AI answers. [What Is AI SEO? Definitions, Evidence, Measurement](https://www.roicool.com/en/blog/ai-seo) ### SEO Pricing 2026: 3 Surveys, 3 Very Different Answers SEO · 2026-08-14 · Monthly SEO retainers reported by three recent surveys run from under $1,000 to $2,917. [SEO Pricing 2026: 3 Surveys, 3 Very Different Answers](https://www.roicool.com/en/blog/seo-pricing) ### Generative Engine Optimization (GEO): What Evidence Says SEO · 2026-08-14 · Generative engine optimization (GEO) means being cited inside AI answers. [Generative Engine Optimization (GEO): What Evidence Says](https://www.roicool.com/en/blog/what-is-generative-engine-optimization) ### What is SEO Consulting? Rise to the Top in Digital with Roicool. SEO · 2026-08-12 · Learn what professional SEO consulting is and increase your organic traffic with Roicool. [What is SEO Consulting? Rise to the Top in Digital with Roicool.](https://www.roicool.com/en/blog/what-is-seo-consulting) ### What is SEO Analysis? A Guide to Digital Success SEO · 2026-08-12 · What is SEO analysis, why is it important and how is it done? [What is SEO Analysis? A Guide to Digital Success](https://www.roicool.com/en/blog/what-is-seo-analysis) ### SEO analysis: a roadmap to leading the Google ranking race SEO · 2026-08-12 · How do you beat your competitors in the Google ranking race? [SEO analysis: a roadmap to leading the Google ranking race](https://www.roicool.com/en/blog/seo-analysis-google-ranking-competition) ### AEO for SaaS Companies: Boost Visibility Through Content Creation SEO · 2026-08-12 · Discover AEO (Answer Engine Optimization) strategies for SaaS companies. [AEO for SaaS Companies: Boost Visibility Through Content Creation](https://www.roicool.com/en/blog/saas-aeo-content-guide) - [All SEO posts](https://www.roicool.com/en/blog/category/seo) ## Artificial Intelligence ### What is OKF (Open Knowledge Format)? Structure, implementation and what it means for GEO Artificial Intelligence · 2026-10-20 · A complete, source-backed guide to Google Cloud's open knowledge format: the bundle structure, roicool.com's real output, step-by-step implementation, validation, and how it differs from llms.txt and schema.org. [What is OKF (Open Knowledge Format)? Structure, implementation and what it means for GEO](https://www.roicool.com/en/blog/what-is-okf) ### What is Google AI Mode? How it differs from AI Overviews and what it means for brands Artificial Intelligence · 2026-10-20 · How Google's conversational search experience works, which pages it cites, and what to change on your site. [What is Google AI Mode? How it differs from AI Overviews and what it means for brands](https://www.roicool.com/en/blog/what-is-google-ai-mode) ### How does ChatGPT choose brands? The sources behind its recommendations Artificial Intelligence · 2026-10-20 · What does ChatGPT look at when it recommends a brand, and what can you do to make your brand one of those sources? [How does ChatGPT choose brands? The sources behind its recommendations](https://www.roicool.com/en/blog/how-chatgpt-chooses-brands) ### GEO checklist: 20 steps to become a source in AI answers Artificial Intelligence · 2026-10-16 · From crawler access to measurement: a 20-point checklist, built on the engines' own documentation, for getting cited by ChatGPT, Gemini, Claude, Perplexity and Google's AI features. [GEO checklist: 20 steps to become a source in AI answers](https://www.roicool.com/en/blog/geo-checklist) ### How to measure AI visibility: tracking your brand in AI answers Artificial Intelligence · 2026-10-16 · A repeatable method for measuring where your brand stands in ChatGPT, Gemini, Perplexity and Google AI Mode. [How to measure AI visibility: tracking your brand in AI answers](https://www.roicool.com/en/blog/how-to-measure-ai-visibility) ### Artificial Intelligence and Advertising: A New Era in Digital Marketing Artificial Intelligence · 2026-08-12 · Artificial intelligence in advertising is the use of algorithms and machine learning models to automate and optimize marketing processes at a scale humans cannot match. [Artificial Intelligence and Advertising: A New Era in Digital Marketing](https://www.roicool.com/en/blog/artificial-intelligence-and-advertising) ### The Evolution of Artificial Intelligence and the Place of CHATGPT-5 Artificial Intelligence · 2026-08-12 · Ready for the next AI era? [The Evolution of Artificial Intelligence and the Place of CHATGPT-5](https://www.roicool.com/en/blog/chatgpt-5) - [All Artificial Intelligence posts](https://www.roicool.com/en/blog/category/geo) ## Performance marketing ### What is Meta Conversions API? Setting it up right alongside the Pixel Performance marketing · 2026-10-20 · How sending events to Meta from the server works, plus deduplication, match quality and the ways to set it up. [What is Meta Conversions API? Setting it up right alongside the Pixel](https://www.roicool.com/en/blog/what-is-meta-conversions-api) ### Google Ads Cost in Turkey 2026: Surcharge, VAT, Withholding Performance marketing · 2026-09-13 · Google Ads cost in Turkey 2026: the 4.5% Regulatory Operating Cost, when Turkish VAT actually applies, the 15% withholding rule, and who owes what. [Google Ads Cost in Turkey 2026: Surcharge, VAT, Withholding](https://www.roicool.com/en/blog/google-ads-costs-in-turkey) ### YouTube Advertising Cost 2026: What You Actually Pay Performance marketing · 2026-08-16 · What YouTube advertising costs in 2026: the six ad formats, when a view is actually billed, the jurisdiction surcharge on your invoice, and a 5-step setup. [YouTube Advertising Cost 2026: What You Actually Pay](https://www.roicool.com/en/blog/youtube-advertising-cost-and-setup) ### Instagram Advertising: A Comprehensive Guide for 2025 Performance marketing · 2026-08-12 · Instagram advertising is the paid promotion process run through Meta Ad Manager, built on a business account, defined audience targeting and a controlled budget. [Instagram Advertising: A Comprehensive Guide for 2025](https://www.roicool.com/en/blog/instagram-advertising) ### What is Google Ads and Why It's Vital to Your Business Performance marketing · 2026-08-12 · Google Ads is Google's advertising platform that shows your products and services to users while they search Google, browse websites, or watch YouTube videos. [What is Google Ads and Why It's Vital to Your Business](https://www.roicool.com/en/blog/what-is-google-ads) ### 10 Common Google Ads Mistakes and How to Fix Them for Better Performance Performance marketing · 2026-08-12 · Common Google Ads mistakes are frequent missteps in strategy, account structure, keyword match types and measurement that drain an advertiser's budget without producing results. [10 Common Google Ads Mistakes and How to Fix Them for Better Performance](https://www.roicool.com/en/blog/10-common-google-ads-mistakes) ### Advertising on Google: What It Costs and How to Set It Up in 2026 Performance marketing · 2026-08-01 · Google ad costs range from $0.09 to $3.34 per click by industry. [Advertising on Google: What It Costs and How to Set It Up in 2026](https://www.roicool.com/en/blog/advertising-on-google-cost-and-setup) - [All Performance marketing posts](https://www.roicool.com/en/blog/category/performans-pazarlama) ## Latest posts - [What is Meta Conversions API? Setting it up right alongside the Pixel](https://www.roicool.com/en/blog/what-is-meta-conversions-api) - [What is Google AI Mode? How it differs from AI Overviews and what it means for brands](https://www.roicool.com/en/blog/what-is-google-ai-mode) - [What is GA4? How Google Analytics 4 works, and how to set it up](https://www.roicool.com/en/blog/what-is-ga4) - [What is Consent Mode v2? Cookie consent and Google measurement](https://www.roicool.com/en/blog/what-is-consent-mode-v2) - [What is Apollo.io? Setup and use for B2B prospecting](https://www.roicool.com/en/blog/what-is-apollo-io) - [What are DMARC, SPF and DKIM? Why your emails land in spam](https://www.roicool.com/en/blog/what-are-spf-dkim-dmarc) - [Website migration SEO checklist: moving to a new site without losing traffic](https://www.roicool.com/en/blog/website-migration-seo-checklist) - [How to choose a CRM: an 8-question decision guide for B2B companies](https://www.roicool.com/en/blog/how-to-choose-crm) - [How does ChatGPT choose brands? The sources behind its recommendations](https://www.roicool.com/en/blog/how-chatgpt-chooses-brands) - [Google Ads offline conversion tracking: tying CRM sales back to your ads](https://www.roicool.com/en/blog/google-ads-offline-conversion-tracking) - [CRM migration checklist: moving to a new CRM without losing data](https://www.roicool.com/en/blog/crm-migration-checklist) - [Zoho CRM setup, step by step](https://www.roicool.com/en/blog/zoho-crm-setup) ## Explore categories - [Analytics and Data (6)](https://www.roicool.com/en/blog/category/analytics) - [Artificial Intelligence (7)](https://www.roicool.com/en/blog/category/geo) - [CRM (6)](https://www.roicool.com/en/blog/category/crm) - [Digital Marketing (29)](https://www.roicool.com/en/blog/category/digital-marketing) - [Healthcare marketing (6)](https://www.roicool.com/en/blog/category/saglik-pazarlamasi) - [Lead generation (6)](https://www.roicool.com/en/blog/category/lead-generation) - [Performance marketing (7)](https://www.roicool.com/en/blog/category/performans-pazarlama) - [SEO (15)](https://www.roicool.com/en/blog/category/seo) - [Web Design (6)](https://www.roicool.com/en/blog/category/web-design) - [Webflow (6)](https://www.roicool.com/en/blog/category/webflow) Breadcrumb: [Home](https://www.roicool.com/en) › Blog Source: https://www.roicool.com/en/blog