In NJ, an interesting point is that the owner can only get back roughly the original price of the house when they sell. So it's sort of a double-edged sword as

In NJ, an interesting point is that the owner can only get back roughly the original price of the house when they sell. So it's sort of a double-edged sword as sure, they get to buy and live in a home, but they can't reap the benefits of increased real estate values, which would otherwise be a great benefit for a low income family.