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The address element has been around since the HTML3 spec was drafted in 1995, and it continues to survive in the latest drafts of HTML5. But nearly fifteen years after its creation, it’s still causing confusion among developers. So how should we be using address in our documents?

Web developers these days are often expected to know and work in multiple languages. As a result, it's tricky to learn everything a language has to offer and easy to find yourself not utilizing the full potential of some more specialized but very useful tags.
Unfortunately we haven't been tapping into the full potential of these more obscure HTML tags as of late. But it's never too late to get back into the game and start writing code that taps into the power of some under-used tags.
Here are ten of some of the most underused and misunderstood tags in HTML. While they might be less familiar, they're still quite useful in certain situations.