Check Out My Guide to Statistical Significance on Kissmetrics

Fun, example-filled guide, aimed at building intuition


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Rich snippets and all the basics about keywords in title tags, URLs, etc.


The Conversion Surgeon: A Guide to Conversion Rate Optimization

A High-Level Catalogue of The Main Areas to Fiddle With When Optimizing Your Conversion Rate


SEO and Internationalisation

Separate language from territory; clarify your international site structure to Google