A foreigner can open his own business or buy a business in the USA. For beginning managers, the best option would be to purchase an existing organization. Buying a company in the USA can be less expensive than opening an institution from scratch.
The advantages of a ready-made business include the ability to immediately receive income, without the need to hire staff, equip premises or an office, enter the market, develop external relations, look for clients, etc.
As for the disadvantages, the new owner may have problems with the incompetence of specialists and staff turnover associated with a change in management. Insufficient awareness in the field of activity can lead to reputational and financial losses. In addition, when buying a company, it is necessary to take into account the costs of the services of a lawyer and auditor who will check the business for legality, the presence of tax debts.
The advantages of registering a new company in the USA are the ability to choose a management model, develop along the intended vector, hire a team of like-minded people, personally select premises, equipment, and develop your own successful business. The disadvantages are distant prospects for making a profit, the need to build a reputation from scratch, look for a client base and development paths.