A minimum non-refundable property preparation fee may be charged to the resident(s) at the time of lease. This fee shall be used at the end of the lease term to cover any needed cleaning, carpet cleaning, and re-keying. Other mandatory minimum fees for cleaning, carpet cleaning, re-keying, etc. may be charged as per the lease agreement. Resident(s) shall still be liable for amounts for damages, cleaning, re-keying, etc. that exceed this non-refundable property preparation fee or minimum fees.