Clear all blocks and start a new draft? This cannot be undone.
BLUEPRINT PREVIEW - orbit or use the cube to choose angle
FRT
BCK
RGT
LFT
TOP
BOT
LMB place · RMB / Shift+LMB remove · Tab camera · WASD pan ·
2×Space walk/fly · Space jump / up · Ctrl down · Arrows look · hold LMB paint · Esc release