Learn how to optimize your site to ace an online speed test.

Contributors: Carolyn Shannon, Steve Persch, Andrew Taylor, Rachel Whitton, Dwayne McDaniel, Drew Gorton, David Strauss, David Needham, Tessa Kriesel.

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In this guide we’ll show you how to speed up frontend performance to ensure that visitors to your site stay engaged and have the best experience.

Slow websites are bad for a user's experience. Among other metrics, a one second delay can reduce conversions by 7%, and 40% of users abandon a website that takes over three seconds to load.