If you're planning a photoshoot at Greystone Mansion in Beverly Hills, you'll need a photo permit before you arrive. The estate is one of the most beautiful photography locations in Los Angeles — but it's also one of the strictest about scheduling, and time slots disappear within minutes of becoming available. This guide walks you through everything you need to know about the Greystone Mansion photo permit process: current rates, the exact application timing, what's allowed a