Stock photography, photos: Gas station employee changes price Stock photos of Gas station employee changes the amout paid for a gallon of gas on a sign outside a gas station Photograph: © Dennis MacDonald Click for a larger image and more information Keywords associated with this stock photo: Business, Commerce, Selling, Sales, Purchasing, purchase, Economics, Money, Cash, Trade, Industry, Company, Retail, Vendor, Financial, Finance, Promote, Promotion, Sell, Selling, Buy, Buying, Trading, Jobs, Workers, People, Adults, Careers, Challenges, Competition, Diversity, Economy, Industrial, Failure, Growth, Goals, Wholesale