Communication DemandsConstant - talking and written communication to customers and outside trade persons, talking on the telephone to customers and outside trade persons/vendors; Frequent - talking and written communication to co-workers, responding to written or verbal requests of co-workers and vendors, receiving verbal and written instructions, writing/composing written language, reading; Not applicable - supervising others, training/giving verbal instructions, visiting/working at different worksites. Constant - sitting, grasping, handling, finger dexterity; Constant - vision and hearing; Seldom - standing, walking, bending, forward reaching, twisting, overhead reach; Not applicable - eye-hand-foot coordination, pushing, pulling, lifting, carrying less than 25 pounds, pulling, lifting, carrying 25 or more pounds, running, crawling, squatting, kneeling, stooping, crouching, climbing, side .bending.