Complex Shapes into Simple PartsThe Ways Materials Can Be ManipulatedScopeVisual AppearanceSize, Weight, and BalanceStrengthHow It Is UsedSafetyTransport and StorageWhere It Is UsedNeeds for Long-Term UseDifferences between Theatre, Film, and TelevisionConstraintsThe Project TriangleMoneyTimeExpertiseReadjusting Your EstimatesThe Successful PropPutting It All Together