either the landlord or the tenant may terminate the tenancy by notice of termination given to the other for breach of any term of the agreement. such notice is to be in the written from required by regulation, specifying the breach and informing the tenant or landlord that if the breach is not remedied within a specified period (which must be a period of at least 7 clear days) from the the date the notice is given, then the tenancy is terminate by force of the notice.