To use the said premises strictly as a private residence only and not to do or permit to be done upon the said premises any act or thing which may be or may become a nuisance or annoyance to or in any way interfere with the quiet or comfort of any other adjoining occupiers or to give reasonable cause for complaint from the occupants of neighboring premises and not to use the said premises for any unlawful or immoral purposes.

重新进入（right to re-entry) 通常这样

If the rent hereby reserved shall not be paid for X days after its due date or if there shall be a breach of any of the conditions, covenants, or stipulations on the part of the Tenant herein contained, the Landlord shall be entitled to re-enter upon the said premises and there upon this tenancy shall be absolutely determine but without prejudice to any right of action of the Landlord for damage or otherwise in respect of any such breach or any antecedent breach.

(b) In the event the rent remaining unpaid X days after becoming payable (whether formally demanded or not), it shall be lawful for the Landlord to claim interest at ten percent (10%) per annum on the amount unpaid calculated from after the date due to the date of actual payment.