<p><a class="link-cta primary before" href="https://ec.europa.eu/digital-building-blocks/sites/display/OOTS/Projectathon2Projectathon3"><span>Back to projectathon #2<#3</span></a></p>
<h1>Projectathon #3 Gallery</h1>
<p class="gallery-p">Experience this event through the photo gallery.</p>
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<h2>Testing</h2>
<p class="gallery-p">EU Members States testing their Once-Only Implementations. Teams arrange tests with other countries and connect their systems to fix bugs and solve problems.</p>
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<h2>Collaborating</h2>
<p class="gallery-p">Monitors, technical experts from the Commission – and even participants from other countries who can spare a moment – provide constant support and guidance to the national teams.</p>
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<h2>Exploring</h2>
<p class="gallery-p">Attendees also attended exploration rooms, deep-diving into topics relevant to the Once-Only Technical System and other bilateral meetings relevant to Once-Only.</p>
