Ключевые слова: assurance, assured, background, best, business, businessman, certificate, certification, certified, company, compliance, concept, conceptual, control, corporate, customer, development, digital, efficiency, guarantee, guidelines, icon, industrial, industry, internet, law, legal, management, manager, marketing, organization, people, performance, person, planning, procedure, process, product, quality, regulation, rule, satisfaction, service, sign, standard, standardization, symbol, system, technology, warranty,