Loretta Whitesides of Odyssey Moon discusses Lunar Zoning Laws, not just in the sense of property on the lunar surface, but also for satellites and facilities that can have effects over large spaces. It could be a real problem that needs to be dealt with - but it's the kind of problem we hope to have.
Meanwhile, Micro-Space is pleased with the results of their hot fire test. Although the post is on the GLXP Teams site, the immediate application is the Lunar Lander Challenge. Expect YouTube videos soon ... presumably here.