Mental Demands: Reading, writing, attention to detail, confidentiality, problem-solving, ad hoc decision-making skills, math skills, reasoning skills, oral communication, written communication, customer contact, multiple concurrent tasks, stress management skills, interpersonal skills, ability to work independently with minimal supervision. Physical Demands: Handling (holding, grasping, turning, or otherwise working with the hand or hands), fingering (picking, pinching, fine manipulation), sitting, standing and speaking for long periods of time, and walking.