What was one advantage of colonists living close together in new england?

One of the main advantage of settlers living together in New England was the growth of commerce

Coupled with good coastal harbors, the area was naturally suited for commerce. The settlers staying together, enabled commerce to thrive among them, and over time the settlers were able to develop the area  as a center of industries and commerce.New England is a northeastern region of the United States comprising the states of Maine, Vermont, New Hampshire, Massachusetts, Connecticut and Rhode Island.

Require the nobles and clergy to pay taxes.