System certifications and standards are used by both small and big businesses to demonstrate their ability to consistently provide products and services that meet customer and regulatory requirements under acceptable disciplines., the entrepreneur with no standards and certifications is at risk to not attract high end clients.

Talking of ISO, UNBS, HACCP, HALAL, QHSE CERTIFICATIONS, etc., depending on your industry.  This includes documentation, policies and procedures, quality control, records, customer service processes, transactions, delivery models, plans, business contacts, employee details, regulatory requirements and so on, business require certain standards and systems fully certified to beat competition and have smooth productive operations.