18. A method of facilitating specification of locations by end users for obtaining navigation-related or map-related features, the method comprising the steps of: providing an on-line keyword registration program accessible to a first end user in a geographic region, wherein the on-line keyword registration program is operable to accept from the first end user a specification of a keyword and an association of the keyword with a physical location in the geographic region and a user-provided instruction to facilitate routing to the physical location, wherein each keyword comprises a user-defined alphanumeric word, string, or phrase; maintaining an on-line database that relates the physical location and the instruction specified by the first end user with the keyword specified by the first end user; and providing navigation-related or map-related features with an application on a computer platform, wherein the application is operable to accept a request for a navigation-related or map-related function from a second end user, wherein the navigation-related or map-related function is requested using a keyword for specifying a physical location, and wherein the instruction is provided to the second end user after accepting the keyword.
18. A method of facilitating specification of locations by end users for obtaining navigation-related or map-related features, the method comprising the steps of: providing an on-line keyword registration program accessible to a first end user in a geographic region, wherein the on-line keyword registration program is operable to accept from the first end user a specification of a keyword and an association of the keyword with a physical location in the geographic region and a user-provided instruction to facilitate routing to the physical location, wherein each keyword comprises a user-defined alphanumeric word, string, or phrase; maintaining an on-line database that relates the physical location and the instruction specified by the first end user with the keyword specified by the first end user; and providing navigation-related or map-related features with an application on a computer platform, wherein the application is operable to accept a request for a navigation-related or map-related function from a second end user, wherein the navigation-related or map-related function is requested using a keyword for specifying a physical location, and wherein the instruction is provided to the second end user after accepting the keyword. 20. The method of claim 18 wherein the user-provided instruction includes delivery instructions for the physical location.