This discussion concerns the inheritance of commercial tenancy rights, specifically whether a son or brother can inherit the tenancy of a long-standing pathology lab. While tenancy rights are generally inheritable in residential properties, the situation for commercial properties is more complex. Experts suggest that if family members were involved in the business with the original tenant, the tenancy rights may devolve to them. The advice given is to continue with the eviction suit for non-payment of rent, which is a valid ground, and to consult with a lawyer regarding specific state laws on commercial tenancy inheritance.