The free estimate can cost you thousands if you're not careful. Contractors use an estimator to arrive at the cost to construct your renovation or remodeling project. Unfortunately, the actual site conditions may not be in alignment with the estimator's cost expectations. When the construction crew starts construction Disaster Dave will work in tandem with Edward the Estimator to justify extra costs (change orders) to exploit your bank account. Learn the tactics and strategies to combat this dubious practice and prevent your project from becoming a financial hell.