A low-level buzz in SEO that’s steadily becoming louder is the use of microformats. A brief primer: microformats, also known as ‘structured data’, is extra markup that surrounds your content, containing metadata that give search engine crawlers extra information about the content.

There are many different types of microformats, each with their own unique schema and rules, and each useful for a different type of data. A few examples:

• hCard – the microformat version of vCard, useful for content describing people, places, and organisations.
• hReview – the microformat for reviews of products, services, events, etc.
• hCalendar – the microformat version of iCalendar.
• XFN – a microformat for quantifying human relationships in links. (more…)