Most SEO agencies get stuck at 30% margins because they are trapped by client...

https://telegra.ph/The-Math-Behind-the-Service-Which-Enterprise-Clients-Does-Four-Dots-Actually-Serve-05-04

Most SEO agencies get stuck at 30% margins because they are trapped by client retainers. If you turn your internal workflows into simple software, you can easily hit 70% margins. It is time to start treating your agency like a lab.