(1) His or her voluntary relinquishing possession or otherwise surrendering or assigning his or her leasehold interests, or waiver of his or her rights under such section, in writing; PROVIDED, That prior to such relinquishment, surrender, or waiver, the developer has given the tenant all notices theretofore required by this chapter, and such relinquishment is not induced by the developer by fraud, threats, coercion, or otherwise with the tenant of avoiding provisions of this chapter;

(2) A tenant’s accepting any offer to sell or otherwise purchasing or contracting to purchase any unit as a condominium unit;

(3) A tenant is ejected for good cause; or

(4) Upon sale of all units in the condominiums in conformance with this chapter. (Amended by Res. 79-339, Nov. 13, 1979).