Ключевые слова: advice, analysis, analyze, bank, budget, business, buy, challenge, commerce, conceptual, consultancy, cost, debt, decrease, develop, discount, drop, economic, efficiency, expenses, finance, financial, improve, investment, management, marketing, money, no, null, offer, optimization, optimize, optimizing, payment, percentage, plan, price, production, profitability, recession, reduce, reduction, retail, sale, saving, succeed, tax, zero,