It comes down to management. Management needs to understand how SEO/Marketing/Digital Marketing works and they need to know how to scale it properly. It takes a

It comes down to management. Management needs to understand how SEO/Marketing/Digital Marketing works and they need to know how to scale it properly. It takes a lot of internal training and knowledge of that industry. There are a lot of meaningless tasks that digital marketing companies do that aren't moving the needle for clients. I'd look at client retention rates, as well. A good agency should have high client retention rates. If they're just bringing in new clients for a few months and then the client leaves, then there's something seriously wrong.