@frob As stated, I use both sides of the fabric and have very little waste. I let my patterns work themselves out as you already know. I've played with the grain and created kites where specific diamonds flash in the sun at a different point than the rest of the sail. I'd rather have 3 great sails than one perfect one and a bin of waste. Especially at the end of 120' lines, the 3 Stack looks better. I've even started taking the trim from my mesh kites and making tails I hate waste so much..
Since I know this kite is for you and a specific purpose, I'll just say, given when you'll be fl