This Chapter provides for the termination of a tenancy or another estate at will and recovery of possession by the landlord. A tenancy or other estate at will, however created, may be terminated by the landlord's giving notice in writing to the tenant, in the manner prescribed by §21108 of this Title. The termination notice shall be of at least thirty days. Summary proceedings for obtaining possession of real property forcibly entered, or forcibly and unlawfully detained, are provided for in Cha