Skip to content
>_ KeyGroup / blog
Marcus Weber

Marcus Weber

Chief SEO Strategist

Marcus has driven organic growth for 200+ companies across US, UK, and EU markets. Former SEO lead at a top-10 agency, he specializes in technical SEO, programmatic content, and multilingual search optimization. His strategies have generated over M in organic revenue for clients.

ls -la ./marcus-weber/

{# Browsers pick the smallest supported format (AVIF → WebP → JPEG) AND the closest width for the layout. Cards render at ~320 px on mobile, ~400 px on tablet, ~480 px in the 3-up desktop grid; 320 / 640 / 960 cover those at 1× / 2× / 2×-large-desktop. `sizes` tells the browser the slot is roughly one-third of viewport on large screens. #} Ahrefs The Definitive Guide - The Ultimate SEO Handbook (2026)

Ahrefs The Definitive Guide - The Ultimate SEO Handbook (2026)

*Start with a concrete action: map each core topic to a primary query and build an optimized page that matches user intent from first line. Create a tight structure of sections…

~/seo 12 min
{# Browsers pick the smallest supported format (AVIF → WebP → JPEG) AND the closest width for the layout. Cards render at ~320 px on mobile, ~400 px on tablet, ~480 px in the 3-up desktop grid; 320 / 640 / 960 cover those at 1× / 2× / 2×-large-desktop. `sizes` tells the browser the slot is roughly one-third of viewport on large screens. #} A 2026 Guide to Off-Page SEO - Link Building, Outreach, and Earned Authority

A 2026 Guide to Off-Page SEO - Link Building, Outreach, and Earned Authority

Start by auditing three signal categories: editorial placements, credible directories, referral mentions. Assign weight on authority, relevancy, traffic impact; which lets you…

~/seo 8 min
{# Browsers pick the smallest supported format (AVIF → WebP → JPEG) AND the closest width for the layout. Cards render at ~320 px on mobile, ~400 px on tablet, ~480 px in the 3-up desktop grid; 320 / 640 / 960 cover those at 1× / 2× / 2×-large-desktop. `sizes` tells the browser the slot is roughly one-third of viewport on large screens. #} SEO Case Study - How I Increased My Organic Traffic by 652% in 7 Days

SEO Case Study - How I Increased My Organic Traffic by 652% in 7 Days

Since a focused audit fixes the shortest path to results, begin with the top five pages. anchor text should be original and aligned with user intent, using a clean mapping that…

~/seo 13 min
{# Browsers pick the smallest supported format (AVIF → WebP → JPEG) AND the closest width for the layout. Cards render at ~320 px on mobile, ~400 px on tablet, ~480 px in the 3-up desktop grid; 320 / 640 / 960 cover those at 1× / 2× / 2×-large-desktop. `sizes` tells the browser the slot is roughly one-third of viewport on large screens. #} Page Speed and SEO - A Detailed Guide (2026)

Page Speed and SEO - A Detailed Guide (2026)

Start with reducing main-thread work to under 60 ms for the initial render; this yields faster interactivity, great experiences for users. Opt for metrics that reflect user…

~/seo 12 min
{# Browsers pick the smallest supported format (AVIF → WebP → JPEG) AND the closest width for the layout. Cards render at ~320 px on mobile, ~400 px on tablet, ~480 px in the 3-up desktop grid; 320 / 640 / 960 cover those at 1× / 2× / 2×-large-desktop. `sizes` tells the browser the slot is roughly one-third of viewport on large screens. #} How to Improve Your Travel SEO in 10 Steps (2026)

How to Improve Your Travel SEO in 10 Steps (2026)

Start with a technical audit to boost speed and mobile usability to reach fast, frictionless experiences for visitors. Fast loading under 2 seconds on mobile cuts bounce rates by…

~/seo 14 min
{# Browsers pick the smallest supported format (AVIF → WebP → JPEG) AND the closest width for the layout. Cards render at ~320 px on mobile, ~400 px on tablet, ~480 px in the 3-up desktop grid; 320 / 640 / 960 cover those at 1× / 2× / 2×-large-desktop. `sizes` tells the browser the slot is roughly one-third of viewport on large screens. #} The Most Affordable SEO Tool for Fast-Growing Sites

The Most Affordable SEO Tool for Fast-Growing Sites

Budget-friendly option to boost visibility of growing websites begins with plans that cost less than $14/month and scale to support exploding demand across up to 50 domains. This…

~/seo 10 min
{# Browsers pick the smallest supported format (AVIF → WebP → JPEG) AND the closest width for the layout. Cards render at ~320 px on mobile, ~400 px on tablet, ~480 px in the 3-up desktop grid; 320 / 640 / 960 cover those at 1× / 2× / 2×-large-desktop. `sizes` tells the browser the slot is roughly one-third of viewport on large screens. #} The Future of SEO - What We Learned from Brian Dean

The Future of SEO - What We Learned from Brian Dean

Recommendation: Solving user intent with evergreen content, backed by every test, boosts ranks. Doing rigorous experiments, using email signals to refine topics, minimizes risk…

~/seo 12 min
{# Browsers pick the smallest supported format (AVIF → WebP → JPEG) AND the closest width for the layout. Cards render at ~320 px on mobile, ~400 px on tablet, ~480 px in the 3-up desktop grid; 320 / 640 / 960 cover those at 1× / 2× / 2×-large-desktop. `sizes` tells the browser the slot is roughly one-third of viewport on large screens. #} Is the SEO Job Market Shifting? Key Trends and Implications

Is the SEO Job Market Shifting? Key Trends and Implications

Begin by shaping a versatile resume that highlights paths across content, analytics, marketing operations. Corporations increasingly seek generalist minds capable of pivoting…

~/seo 8 min
{# Browsers pick the smallest supported format (AVIF → WebP → JPEG) AND the closest width for the layout. Cards render at ~320 px on mobile, ~400 px on tablet, ~480 px in the 3-up desktop grid; 320 / 640 / 960 cover those at 1× / 2× / 2×-large-desktop. `sizes` tells the browser the slot is roughly one-third of viewport on large screens. #} Voice Search - The Definitive Guide 2022 – Master Conversational SEO, Tips, and Trends

Voice Search - The Definitive Guide 2022 – Master Conversational SEO, Tips, and Trends

Begin with mapping user needs across devices for transactional informational navigational intents; craft responses in natural language to capture long-tail queries; this will…

~/seo 10 min