Cue: you can drag'n'drop from the Regions list too

include/populating-the-cue-grid.html

@@ -45,6 +45,10 @@
 	listen to it before adding, then pick, drag towards the grid and drop
 	into a trigger slot.
 </li>
+<li>
+	From the <dfn>Regions</dfn> list: choose a region, drag it towards
+	the grid and drop it into a trigger slot.
+</li>
 <li>
 	From the timeline: select a region, right-click, choose
 	<kbd class="menu">{Region Name} > Bounce (with processing)</kbd> or
@@ -54,6 +58,12 @@
 </li>
 </ul>
 
+<p>
+	Note that the type of data must match the type of tracks when you
+	drag and drop a file, a clip, or a region. E.g. you cannot place
+	a MIDI clip into a trigger slots of an audio track.
+</p>
+
 <h2>Setting Clip Properties</h2>
 
 <p>