US $45 (40 Euros) for a 15,000-prim region on the Rev World grid that can hold up to 100 visitors. No hypergrid.
Other region sizes also available, including 20 Euros for 7,500-prim homestead region that can hold up to 20 visitors.
Check out her author page on Amazon or follow her on Twitter, Facebook, or LinkedIn. Her first virtual world novella, Krim Times, made the Amazon best-seller list in its category. Her second novella, The Lost King of Krim, is out now.