When reused materials are also salvaged locally, use the vendor or salvage location in place of the manufacturing location and the location from which the vendor sourced the material in place of extraction location. Materials salvaged onsite automatically contribute to MRc5.
Do you know which LEED credits have the most LEED Interpretations and addenda, and which have none? The Missing Manual does. Check here first to see where you need to update yourself, and share the link with your team.