Locksmiths need knowledge in the following areas:

• Mechanical: The design, use, and repair of machines and tools.
• Customer and Personal Service: Providing special services to customers based on their needs.
• Public Safety and Security: How to protect people and property.
• English Language: The meaning and use of the English language.
• Sales and Marketing: The methods for selling products and services.
• Education and Training: The methods of teaching and learning.
• Mathematics: The rules and uses of numbers.
• Administration and Management: How to run a business or group.
• Law, Government, and Jurisprudence: Laws, rules of the court, and the politics.