Selecting the right welding process is a foundational step in developing a welding procedure that balances quality, productivity, and cost. This article explains why the highest deposition rate process is not always the best choice and how real-world constraints—such as available equipment, joint type, welding position, environment, and welder skill—shape process selection. It also examines productivity in terms of deposition rate, cleanup requirements, and electrode efficiency, rather than speed alone. By introducing return on investment as a decision factor, the article highlights when investing in new welding equipment may be justified. Understanding these considerations helps ensure the selected welding process supports both production goals and long-term weld quality.