Where a party clearly and explicitly indicates their intention to exercise a lease renewal option in accordance with the terms of the lease, a mistake in the signature block is not fatal and strict compliance is maintained so long as the parties and agreement in question are clear.The 1st District Appellate Court affirmed the decision of Cook County Circuit Judge Anthony C. Swanagan.Intermix LLC entered into a lease agreement with L.I. Portfolio Holdings LLC for the rent of retail space in downtown Chicago through April 30 …