One of the biggest struggles for students and new professionals is plotting. The 30x40 template comes with pre-assigned color-based line weights (e.g., Cyan = 0.25mm, Magenta = 0.35mm). When you plot using a standard CTB file, your sections will look like they came from a high-end firm.
it is important to clarify that the official, fully supported template is a paid product available through the 30X40 Design Workshop website Architect + Entrepreneur Teachable platform Official Paid Versions: The latest templates are typically priced around (though older versions or bundles may vary). Unofficial "Free" Files: