765 ILCS 745/23: Termination of Lease.

If a tenant shall remain in possession of the premises after the expiration of his lease without having notified the park owner of his acceptance or rejection of a renewal of the lease and without the park owner's consent, the tenant shall pay to the park owner a sum, not to exceed twice the monthly rental under the previous lease, computed and pro-rated daily for each day he shall remain in possession.