You’re currently capped at 30 percent margins because you’re selling hours, not...

https://dibz.me/blog/why-a-handful-of-european-seo-agencies-stopped-being-agencies-and-1138

You’re currently capped at 30 percent margins because you’re selling hours, not assets. Treat your agency like a lab by turning your internal workflows into software. You’ll stop trading time for money and start hitting 70 percent margins.