A 2,500-acre mixed-use subdivision in Lewisville, Texas, is the backdrop of a full-length movie created by the developer, Dallas-based Bright Realty, Builder magazine reports. "Cooper & the Castle Hills Gang," which cost $500,000 to produce, is a coming-of-age drama about an 11-year-old who lives in what he calls "the best neighborhood in the entire world."As the boy tries to help a neighbor out of a bit of a jam, they set off on a journey through the 2,500-acre Castle Hills development and all its amenities. The 51-minute film has been screened at the Dallas International Film Festival and for guests at Castle Hills. It's online at castlehillsmovie.com. Balloons not included A homebuilding company in Utah knows a storybook cottage when it sees one. That's...