Expression-Defined Properties: Examples Example 1: Simple Mapping Example 2: Modify Element Parameter, Using an Operator Example 3: Expand Property with Descriptive Text String Example 4: Calculate a Quantity and Round Up Example 5: Calculate a Length and Add Overhang Example 6: Round Up to Standard Beam Length Example 7: Display Regulation-Compliance Data for an Element Example 8: Generate Expanded ID for Openings Example 9: Calculate Number of Tiles to Purchase Example 10: List the Total Cost of a Structure in Dollars Parent topic: Property Manager