After three months of declines and two months with flat sales, Houston luxury home sales — or homes priced at $750,000 and up — finally increased in April compared to the year prior.
The most-expensive home sold in April was a roughly 8,100-square-foot residence at 9111 Memorial Drive, according to data from the Houston Association of Realtors. It was listed for $6.9 million by Realtor Dee Dee Guggenheim Howes of Martha Turner Sotheby's International Realty, which represented two other houses…