THE SAIL LOFT
Firstly, you'll need somewhere with enough space to lay out the sail flat in one piece. Fortunately, with a bit of moving of furniture, our living room is just about perfect! A real sail loft would use pins to hold the fabric to the floor, but I didn't even dare suggest it, so we used masking tape.
Spread out the sail, and set out the three corners of the sail. Mark them