The hallmarks of Tesla's vertical integration strategy do not include Multiple Choice $-$house manufacturing of key components and new parts that require frequent updates resulting in a shorter learning curve and mo fostering closer relationships between Tesla engineering and manufacturing departments to provide greater control over product desi a network of dealerships that allows to sell directly to consumers and handle maintenance needs without relying on third parties th investments in a "gigafactory that manufactures the batteries that are essential for a long$-$ lasting Test electric vehicle. research and development and rapid deployments of Tesla's control integration systems $($ creating control factors across its entire value chai