Ключевые слова: advertising, agreement, application, approval, assurance, award, back, background, banner, best, business, cash, certificate, certified, cheap, commitment, company, compliance, consumer, contract, control, customer, excellence, extended, free, guarantee, industry, insurance, label, lifetime, manufacturer, online, performance, price, procedure, product, quality, review, risk, sale, satisfaction, service, shop, sign, standard, time, warranty, word, year,