SEO,  SEO Links,  UX

Digital Marketing And SEO Facts, and where I found them

Last Update: 10/16/2019

  1. JSON-LD Code can go in the body or header, although if your HTML is hard to parse, it’s best in the header. – John Mueller’s Twitter
  2. Only 5.7% of pages are lucky enough to rank in the Top 10 for at least one keyword within a year — while almost 95% of all pages do not make it to the Top 10 within that timeframe. – Ahrefs
  3. 54% of the internet is in English despite the fact that it represents just 25% of the entire online demographic. – Search Engine Journal
  4. Blind persons abandon two-thirds of their online purchase transactions – DigitalCommerce360
  5. Test card numbers for Magento –
  6. The ideal size for a Google Post image is 1200×900 pixels and are cropped by GMB slight higher than center – Greg Gifford’s, MozCon 2019
  7. Higher-income bloggers (who make $50k or more/year) pay their content writers 3.6 times more than other bloggers.  – GrowthBadger
  8. To know the age of an URL you can follow this link by replacing by the URL you want:
  9. A sitemap can be no larger than 50mb and can hold no more than 50,000 URL’s. –
  10. Linkspammers are injecting code and links into PDF’s – Search Engine Land
  11. 60%+ of direct traffic is from organic search – Groupon
  12. 77% of baskets are abandoned by shoppers. – Search Engine Land
  13. The ideal search box is 27 characters wide. – Smashing Magazine and Web Designer Depot, more recently
  14. Pure black text on a pure white background is hard for a dyslexic user to see. – UX Movement
  15. 10-15% of the US population has dyslexia – Dyslexia Research Institute
  16. An OG image should be 1200×630, or proportionately larger. FB Developers Site
  17. Google counts the first 16 words in alt text, regardless of character count. Hobo Internet Marketing
  18. Twitter Cards – Titles should be 70 characters max, while descriptions max out at 200 characters. Twitter Developer Center
  19. The maximum size for a disavow file is 2MB. SEO Round Table
  20. Here’s a nifty formula for swapping out the URLs on a list: =RIGHT(A3,LEN(A3)-FIND(“/”,A3,FIND(“//”,A3)+2)) from this thread on StackOverflow
  21. And a nifty formula for counting words in an excel cell: =IF(LEN(TRIM(A2))=0,0,LEN(TRIM(A2))-LEN(SUBSTITUTE(A2,” “,””))+1) from this article.
  22. Code for a Wayback Machine link in your 404 page:
    <div id=“wb404”/>
    <script src=> </script>
  23. Wayback – see how many domains were captured by a website:*/*
  24. Wayback – get a complete list of URLs crawled, where 4037 is a sample number found from #15 –*&output=json&limit=4037 — once you have that in play, paste the data here, and you can easily port to an excel or google sheet:
  25. The location of a Sitemap file determines the set of URLs that can be included in that Sitemap. A Sitemap file located at can include any URLs starting with but can not include URLs starting with – from
  26. Copy-paste “&as_qdr=y15” at the end of the Google search URL to find out the date a URL was first indexed- from
  27. 53% of users will leave a mobile webpage if it doesn’t load within three seconds. – from Yoast
  28. Find out what categories your top competitors are using by:
    • Going to their maps listing,
    • Right-click and view source,
    • Ctrl-F for and search for the primary category (enter the category name that is listed on their GMB listing).
      from this blog post
  29. Use this formula to combine text from two fields
    =A2&” “&B2
    Source – this article on Office Support

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