Ключевые слова: advertise, advertisement, background, banking, business, buy, buyer, calculator, commercial, commission, concept, consumer, consumerism, discount, ecommerce, finance, gift, interest, isolated, kickback, market, marketing, motivation, notice, object, offer, office, paper, percent, percentage, plan, price, purchase, purchasing, rate, reduction, research, retail, sale, savings, sell, shopping, sign, spending, symbol, table, text, texture, wealth,