how-button.png" alt="hideshow-button.png" />.
</p>
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<h3 id="orga87250e"><span class="section-number-3">2.3.</span> Selecting things</h3>
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<p>
The main purpose of the map view is to <i>select</i> candidates (these are buildings or pipe routes), and then to manipulate or investigate them. The <i>selection</i> refers to the set of candidates which are selected at any time.
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<p>
The selection is