Those with certain assets would normally hire someone specifically to handle and deal with the miscellaneous tasks in life to save their own energy.
The royal or great families called this person a butler while the rich referred to them as a personal assistant. The two might look similar, but there were differences between them.
They were both service providers, but a butler required high proficiency levels in professional skills. In fact, there were butler academies in countries like Holland and England. Trained butlers who graduated from these academies could enjoy a yearly salary up to several ten thousand dollars. In fact, those at the top of their game could earn several million dollars, handily beating out normal nine-to-five workers.