A tenancy in a manufactured housing park may be terminated by a manufactured housing park owner or operator upon giving notice in writing to the tenant in the manner prescribed by RSA 540:5 and by first class mail, to remove from the premises within a period of not less than: I. 30 days, for an action based on RSA 205-A:4, I. II. 60 days, for an action based on RSA 205-A:4, II, III, IV, or V. III. 18 months, for an action based on RSA 205-A:4, VI.