(The Center Square) Sales of existing homes climbed 1. 2% in October, according to a report released Thursday by the National Association of Realtors. The 1. 2% increase in existing-home sales is equal to a seasonally adjusted annual rate of 4. 10 million in October. Unsold inventory dropped 0. 7% to 1. 52 million units. That’s equal to 4. 4 [.].