Most SEO agencies are stuck in 30 percent margin retainers because they’re just...

https://bizzmarkblog.com/what-mistakes-do-agencies-make-when-they-try-to-ship-software/

Most SEO agencies are stuck in 30 percent margin retainers because they’re just selling hours. Treat your agency like a lab to turn your internal workflows into software and watch those margins climb past 70 percent.