Ключевые слова: american, background, bank, banking, banknote, bill, box, bucks, business, case, cash, closed, concept, currency, deposit, dollars, door, earn, finance, financial, invest, investing, investment, lock, metallic, money, object, open, privacy, protect, protection, rich, safe, safety, save, savings, secret, secure, security, steel, storage, strength, symbol, trade, unlocked, vault, wealth,