How to Know if You're Starting to Do This

How do you know if you're starting to do this? Man, that's, that's a harder question to answer, right? Like I think it's a thing that has to be gauged after a certain amount of time has been spent and you see that there is no traction. A good example is the whole thing or the notion of you've got an e-commerce site and somebody wants to put, I can't think of what they're called right now, but like runners down the side,. Well, what if this happens? What do you mean what if this happened? How are you going to know?"