Most SEO retainers max out at 30 percent margins. If you start treating your...

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

Most SEO retainers max out at 30 percent margins. If you start treating your agency like a lab to build your own internal tools, you can push those software margins past 70 percent. It’s time to stop selling manual hours and start shipping value.