494. Effect of proviso for re-entry.

A lease may contain an express proviso for re-entry or forfeiture1 by the landlord on specified events, such as non-payment of rent, non-performance or non-observance by the tenant of the covenants of the lease, the tenant's bankruptcy2, or the levy of execution on his goods3. Such a proviso leaves it at the option of the landlord whether he will exercise his right of determining the lease on a cause of forfeiture arising, and the effect is the same where the proviso contains a declaration that in the events specified the term is to cease. The proviso does not by