Now set to the real courtyard footprint from the venue's own dimensions PDF: 22m (gate-to-gate) × 21m (sliding doors to Stables wall). The grey strip along the bottom is the Stables building line; the dashed line at the top is the Cressingham Suite's 11.8m sliding doors. Drag items to move, drag the small circle handle to rotate, tap ✕ to remove.
Export gives a to-scale image — set your printer to "actual size" (not "fit to page") when printing on A3.