Repairing machines or systems using the needed tools.

Giving full attention to what other people are saying, taking time to understand the points being made, asking questions as appropriate, and not interrupting at inappropriate times.

Using logic and reasoning to identify the strengths and weaknesses of alternative solutions, conclusions or approaches to problems.

The ability to make precisely coordinated movements of the fingers of one or both hands to grasp, manipulate, or assemble very small objects.

The ability to see details at close range (within a few feet of the observer).

The ability to imagine how something will look after it is moved around or when its parts are moved or rearranged.

Knowledge of machines and tools, including their designs, uses, repair, and maintenance.

Knowledge of principles and processes for providing customer and personal services. This includes customer needs assessment, meeting quality standards for services, and evaluation of customer satisfaction.

Knowledge of principles and methods for showing, promoting, and selling products or services. This includes marketing strategy and tactics, product demonstration, sales techniques, and sales control systems.