.PROPERTIES is the plural of .PROPERTY and most commonly used to describe a collection of possessions that are owned such as goods, land, websites or even domains. It's a perfect TLD for the real estate business, providing a unique marketable namespace for realtors, brokers, property management companies and sellers dealing with multiple pieces of property. .PROPERTIES could also be used in technology or science, as a place to learn about the attributes or components of a new technology being written in Java or distinguish between the different elements or materials used to make a new product. .PROPERTIES can be used by any individual, group or business for any purpose.
There is no specific procedure related to the registration of a domain name.
.properties domain names are allocated on a "first come, first served" basis.