Learn how to turn welding skills into profitable side work in this 18-minute tutorial video demonstrating the complete process of modifying existing railings by adding custom gates. Follow along as an experienced welder walks through each step - from initial client consultation and on-site bidding to material selection, precise miter cutting of square tubing, proper welding preparation, and final installation. Master practical techniques for achieving straight cuts with a cutoff wheel, setting up MIG welding equipment correctly, creating clean welds, and professionally finishing corners while adding functional hardware. Gain valuable insights into pricing projects, managing client expectations, and delivering quality custom metalwork that can generate significant income as a welding side business.