Certain trades were classified by the legislator as requiring monitoring.

Businesses in need of monitoring are:

• purchase and sale of high-quality consumer goods, in particular consumer electronics, computers, optical products, cameras, video cameras, carpets,
• fur and leather clothing,
• motor vehicles and bicycles,
• precious metals and alloys containing precious metals and articles of precious metal or alloys containing precious metals,
• precious stones, pearls and jewellery,
• scrap metals,
• by undertakings specialising in the trade in second-hand goods,
• Provision of information about financial circumstances and personal matters (credit agencies, detective agencies), mediation of marriages, partnerships and acquaintances,
• operation of travel agencies and arranging accommodation,
• distribution and installation of building security equipment, including locksmith services,
• Manufacture and distribution of special theft-related opening tools