Revit’s MEP systems template contains predefined colors, patterns, and line weights for each of the MEP systems. However, depending on your company standards or your choice of Revit screen color background may make some of these systems difficult to see.
For some functions AutoCAD Electrical adds invisible information to a block insert or even to a specific attribute. This invisible data is called Xdata. To add or modify this invisible data, AutoCAD Electrical provides an Xdata editor. You can also change the Xdata on a block to a block attribute.
What are Tokens
Autodesk Vault Search is based on “Tokens”. Tokens are individual chunks of a property value that allow the system to locate files based on pieces of information. This type of searching allows for quicker search results and reduces the impact to the system when searching vaults containing thousands of property values.