Common Technical Mistakes SMX Munich 2012

Common Technical Mistakes WILL CRITCHLOW

WILL CRITCHLOW Fremdscham One of those amazing German words that we have no direct translation for

WILL CRITCHLOWI hope this presentation will be entirelyabout being embarrassed for other people.Because of course we wouldn’t makethese mistakes, would we?

WILL CRITCHLOWMy biggest?sudo chmod 775 –R /.Instead ofsudo chmod 775 –R ./

WILL CRITCHLOW Sitemaps Speed Social Spiders Science fiction

WILL CRITCHLOW Common Sitemap Errors

WILL CRITCHLOWNot keeping your sitemap “clean” Duane Forrester, Bing Some other guy

WILL CRITCHLOWDon’t allow 404 errors into sitemap

WILL CRITCHLOW https://seogadget.co.uk/check-your-xml-sitemap-errors/

WILL CRITCHLOWDon’t forget video sitemap etc

WILL CRITCHLOWPriority is relative and only asuggestion This goes to 11. There’s no need for your sitemap priority to do the same

WILL CRITCHLOW Common Site Speed Errors

WILL CRITCHLOW First mistake: not caring

WILL CRITCHLOW

WILL CRITCHLOW 100ms

WILL CRITCHLOW 2 frames of a movie

WILL CRITCHLOWFor reference, that’s here

WILL CRITCHLOWTo here

WILL CRITCHLOW Quarter of a blink (literally)

WILL CRITCHLOW 1% drop in conversions [Source: Amazon - http://highscalability.com/latency-everywhere-and-it-costs-you-sales-how-crush-it]

WILL CRITCHLOW Here’s Walmart’s version [Source: http://www.webperformancetoday.com/2012/02/28/4-awesome-slides-showing-how-page-speed- correlates-to-business-metrics-at-walmart-com/]

WILL CRITCHLOW

WILL CRITCHLOW It’s not just about server response time

WILL CRITCHLOWMeasure “time to first byte” with pingdom DDoS 1,222 ms

WILL CRITCHLOWWe’ve had good results withCloudflare

WILL CRITCHLOWDiagnose quick wins with pagespeedhttps://developers.google.com/pagespeed/

WILL CRITCHLOWSegment site speed with GoogleAnalytics

WILL CRITCHLOW Social and link building (technical) mistakes

WILL CRITCHLOWDefault widgets don’t link to your profile pages These widgets don’t link to your profile Add regular links as well to help your profile pages rank for branded searches

WILL CRITCHLOWNot implementing OpenGraph

WILL CRITCHLOWNot implementing Facebook verbsImage: http://foliovision.com/2011/10/24/searchlove-seo-london-2011-day-one Mat Clayton is your man for learning about FB integration. We have videos: http://www.distilled.net/store/sl-winter-2011- videos/

WILL CRITCHLOWNot customising embed codes• Don’t use standard embed codes within third party players – no links• Place custom codes underneath video embed codes• Use iFrames• Partial Anchor Text<iframesrc="http://player.vimeo.com/video/VIDEOID?title=0&byline=0&portrait=0"frameborder="0" width="640" height="360"></iframe><br><spanstyle="font-size: 12px;">Linkbuilding protips from <ahref="http://www.yourdomain.net/">Brand and partial anchor text</a> Ensure your embed code will build links back to your site, not the video hosting company

WILL CRITCHLOWNot cross-browser testing yourlinkbait We had one piece where the share buttons were cut off in Internet Explorer. We’ve also had journalists fail to link to things because they were still using IE6!

WILL CRITCHLOW Common Robot Exclusion Errors

WILL CRITCHLOWKnow the difference? Read aboutREP Robots.txt X-robots Noindex Nofollow Response codes

WILL CRITCHLOWMonitor your robots exclusionI use www.serverdensity.com [disclaimer: we invested inthem]

WILL CRITCHLOWMonitor for changes to robots.txt

WILL CRITCHLOWSpot the accidental inclusion ofnoindex

WILL CRITCHLOWMore SEO monitoring tools and trickshttp://www.seomoz.org/blog/seo-monitoring

WILL CRITCHLOWWatch out for over-aggressivefirewalls[Image: http://www.flickr.com/photos/smenzel/2297233080/]

WILL CRITCHLOW Common Mistakes with New Technologies

WILL CRITCHLOWFailing to use AJAX properly Came across a site where this was the entire html after stripping out js. No title. No content. What is this? 2002 Flash?

WILL CRITCHLOWWhat the #! were you thinking?

WILL CRITCHLOWPushState is better

WILL CRITCHLOWObligatory G+ complaint – follow me! Dear Google. WHAT is this?

WILL CRITCHLOW Responsive design beats m. mobile version

WILL CRITCHLOWAvoid splitting link juice / duplication

WILL CRITCHLOWBut also get more links This is the “desktop” experience I got when I followed a link someone else shared from a mobile

WILL CRITCHLOW rel=canonical Risky. Didn’t Rand talk about this?

WILL CRITCHLOWhreflang – what is rel=canonical supposed tomean?[Image credit: http://www.flickr.com/photos/tpcom/3246953870/]

WILL CRITCHLOWRe-write your visible URL to thecanonical Do this after your analytics pageview call

Thank YouAny QuestionsWILL CRITCHLOW

WILL CRITCHLOWWill CritchlowFounder – Distilledwill.critchlow@distilled.net@willcritchlowSign up to hear when and where I’m speakingnext:http://www.distilled.net/events/Get free SEO training videos:http://www.distilled.net/free-videos/Join our SEO training program, DistilledU:http://www.distilled.net/store/u/

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Common Technical Mistakes SMX Munich 2012

by Will Critchlow

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