Ability to: prepare maps, plans, drawings, and tracings to require scale neatly and accurately from rough sketches, preliminary designs, or written description; make mathematical computations using trigonometric and circular curve calculations; do freehand lettering and sketching; analyze legal documents relating to land titles and transactions; read and interpret maps relating to land titles; learn the Hawaiian land systems, and words and phrases in the Hawaiian language commonly used on land transactions; learn the various operations, characteristics, and capabilities of CAD/GIS software; learn new software programs; follow oral and written instructions; work cooperatively and harmoniously with others; and deal tactfully and effectively with the public. Knowledge of: mathematics, including geometry and plane trigonometry particularly as applied to the computation of distances, angles, and areas in the development of maps, plans, and descriptions; nomenclature and conventional symbols of drafting; drafting practices, techniques, instruments and equipment; concepts and principles of CAD/GIS; database, word processing, and spreadsheet programs; legal documents relating to land titles and transactions; sources of information and material relating to land title search; and office practices and procedures.