N.J. Stat. Ann. § 2A:18-61.3a

No mobile home park owner or operator may evict a mobile home resident for posting in or on his mobile home a "for sale" sign or similar notice of the private sale of the mobile home. Nor may a mobile home park owner or operator prohibit or unreasonably restrict such posting by any means, including but not limited to, rules and regulations of the mobile home park or written leases or rental agreements between the park owner or operator and mobile home residents.