Cost, availability and reliability are primary concerns when considering any procurement decision. Exploring challenges in the component supply chain and the factors driving scarcity. What tools are being successfully employed to reliably provide parts to operators? What repair development are we seeing in the market? Where are we seeing capacity expansion, and what collaboration is taking place with customers and suppliers on demand and forecasting? The major supply chain bottlenecks are with component OEMs that single-source piece parts, which, in many cases, have led to global shortages. What efforts have been made to minimize bottlenecks? What strategies can help address these issues?