How do you currently diagnose an issue? Do you jump directly into the code or some other aspect to only discover that it’s a networking issue? I have spent hundreds of hours across my career troubleshooting to only discover that I was chasing my tail. It was only after I started watching automotive shops on YouTube that I noticed the one thing the channels I watch have in common. It is their uncanny ability to diagnose problems that have stumped other shops. The common trait is having a diagnostic routine and always following it. This presentation will look at a few case studies and share experiences of how developing a routine will save you countless hours bug hunting.