Referencing External Drawings and Images

External references (called Xrefs) are a more dynamic alternative to blocks. Xrefs linked to the current drawing are automatically updated every time the current drawing is opened. Blocks, on the other hand, must be edited in place or redefined when they are changed. The real efficiency with Xrefs comes when you link one file into multiple drawing files because changes made to the linked file are automatically reloaded in all the files that have the Xref attached.

In the following steps, you will externally reference a core (elevators, stairs, shafts) and shell (exterior envelope) drawing into the drawing containing items owned by the building tenant (walls, doors, furniture, and so on). The advantage ...

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