Ключевые слова: advantage, bank, banking, benefit, business, buy, commerce, concept, credit, currency, discount, element, exchange, finance, financial, freebie, freebies, gain, gift, guarantee, incentive, incentives, marketing, offer, online, partial refund, pay, payment, payoff, perk, perks, plus, profit, promotion, refund, retail, return, reward, sale, save, shopping, tip, transfer, warranty,