The Middle Colonies were known for accepting people from different religions and cultures. There was religious freedom and most of the colonists were farmers.
Also the Middle Colonies had some industries like carpentry, four making, mines, ironworks and small-scale manufacturing.
This scenario was great for a single men to start a life, because people did not judge others on their culture of religion, also a single men could start a new life by being a farmers or working in a industry and creating a new life from there.