Most SEO agencies hit a ceiling because retainers keep margins stuck around 30...

https://technivorz.com/four-dots-how-a-novi-sad-agency-cracked-the-code-on-product-evolution/

Most SEO agencies hit a ceiling because retainers keep margins stuck around 30 percent. Treat your agency like a lab to turn your internal scripts into SaaS products with 70 percent plus margins. Stop trading time for money and start building value.