How Many Steps in a Buy?

I think we've gotten past the notion of sourcing to the point of chest pounding on whether marketing or sales or partner source was extra YRZ. We're really focused on quality of funnel, which I think is a step in the maturity curve for us. But it's the $64,000 question for all of us. Does the specific content play or a specific tactic that we have in our mix really deliver? And how do you measure the interplay across all the multiple steps that happen in a journey? It starts to touch on marketing, direct impact versus marketing influence.