Sure, I'm not saying it is the only methodology to follow or even the best. I'm saying that in my experience it has been a good tool to fix issues like that. A

Sure, I'm not saying it is the only methodology to follow or even the best. I'm saying that in my experience it has been a good tool to fix issues like that. And sure you sometimes know that certain things need to be implemented but it should not be done without anyone else knowing it. At least it should be known and agreed upon with the team and then discussed with or made visible for the product owner/PM/whatever role.