Marketing offers a wide range of career opportunities. The skills needed for each job vary by product line, market, and level of responsibility. Buyers purchase the best available merchandise at the lowest possible prices and expedite the delivery of goods from the producer to the consumer. Salespersons represent their products to potential buyers. Wholesale and retail sales are integral parts of a complex system of production, distribution and merchandising. Wholesale buyers purchase goods directly from manufacturers or from other wholesale firms for resale to retail firms or to commercial establishments and other institutions. Retail buyers purchase goods from wholesale firms or directly from manufacturers for resale to the public. Individuals interested in the marketing profession should have good interpersonal skills; able to plan and make decisions; work well under pressure; and are aggressive, persuasive, creative and resourceful.