SEO retainers usually cap out at 30 percent margins because you are trading...

https://www.bookmarkidea.win/service-retainers-usually-cap-your-margins-at-30-percent-stop-just-selling

SEO retainers usually cap out at 30 percent margins because you are trading hours for revenue. Use your agency as a lab to build custom software instead. Shifting to products can push those margins past 70 percent and stop the cycle of constant hiring.