Ключевые слова: background, balance, banknote, bill, budget, business, buy, cash, communication, concept, copy, cost, counting, credit, currency, debit, device, digital, display, dollar, earning, economy, expense, expensive, fan, finance, financial, gadget, internet, investment, light, mobile, money, pay, payment, phone, price, screen, smart, space, stack, table, technology, telephone, touch, touchscreen, value, wealth, white,