Personal and home care aides need knowledge in the following areas:

• English Language: The meaning and use of the English language.
• Transportation: The methods and costs for moving people, goods, and materials.
• Customer and Personal Service: Providing special services to customers based on their needs.
• Psychology: People, their actions, and mental processes and how to treat problems.
• Education and Training: The methods of teaching and learning.
• Public Safety and Security: How to protect people and property.