Agency retainers rarely let you break past a 30 percent margin. But when you...

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

Agency retainers rarely let you break past a 30 percent margin. But when you turn your manual processes into internal software, you can easily hit 70 percent margins and higher. It is time to stop selling your time and start building a product.