Describe types of data and bargaining information that may be beneficial​‌‍‍‍‌‍‍‌‍‌‌‌‍‍‌‍‍‌‌‍​ when planning intervention. Explain how these items may be beneficial​‌‍‍‍‌‍‍‌‍‌‌‌‍‍‌‍‍‌‌‍​.