Bethesda, Md.-based has added new features to its site. The updated site features new customized tools for increased usability and a free membership area that provides registered users with the ability to implement the following:

- conduct advanced searches by the property's type, demographics and co-tenancy, in addition to simple keyword searches by center name, address, city, leasing company or agent;

- track deals that transpire in pre-specified markets;

- receive instant e-mail notification from a search agent when space meeting user-specified criteria becomes available;

- log into an "Edit Your Properties" feature that gives users the ability to update listings in real-time capacity with password-protection.

The site will continue to feature property listing information, the ability to search for space, tour properties online, and print or e-mail leasing packages with nonstop accessibility.