Drill all 27 until you don't have to think about them.
one key from footprint to form
SketchUp desktop (Pro/Studio) default shortcuts, Mac and Windows; excludes generic OS commands, standard camera views (SketchUp ships none), and pure mouse navigation; several tool modifiers are hold-during-drag behaviors, not standalone shortcuts.
PRO deck · browse the full list here · drilling unlocks with Pro
Every deck is graded 1 to 7: level 1 is the reflex core, the top level is where the specialists live. One move from each, so you can see how far it goes.
Draw a straight edge between two points.
The whole model is edges and faces, and every one of them starts here.
…and 3 more at this level
Draw a rectangle from two opposite corners.
Faster than four Line segments, and it snaps to square for you.
…and 6 more at this level
Copy an edge or face inward or outward at a fixed distance.
Wall thickness, frames, and borders all fall out of one offset.
…and 9 more at this level
Wrap the current selection into a reusable component.
Components keep copies linked and file size down; make it a reflex.
Drag a freehand lasso outline to select geometry.
Reaches irregular clusters a rectangular window box can't corner.
…and 2 more at this level
Toggle Back Edges to see hidden edges through faces.
Snapping to points behind a face needs those edges visible.
Launch the Match Photo / place-image tool (listed as 'Image Igloo').
A rarely-bound default worth knowing when you model from a photo.
How graduation works. Drill until every move in the deck holds at ≥95% first-try, under 800ms median, across two separate days. Then the deck is done — and you get a certificate stating exactly that, plus a LinkedIn credential in one click.