A professional who sells water softener tanks and service contracts to home owners, laundries, apartment houses, and motel owners. Respnsibilities include:

• Calls on prospective customers from list furnished by company, or develops own sales leads by door-to-door canvassing.
• Tests water at location for hardness, acidity, and iron and sulfur content, using water analysis kit.
• Persuades customer to purchase water softener tank, if test results indicate need.
• Prepares sales contract and service agreement for customer, collects deposit, and issues receipt.
• Determines interest on time payment plans, using interest table.
• May examine water pipes in building and suggest location for tank.