You only have to look at Trump; third generation immigrant.
His grandfather made his fortune by operating a restaurant and a brothel for miners in Whitehorse during the Gold Rush years, his father compounded that with an actual real estate 'empire' and the grandson 'earnt' money via dodgy wealth transfer schemes and sank much of it into get rich quick scams and branding deals based on fraudulent representation and money laundering, now leading the country in historic levels of open corruption.