Here are a few other GIS related web sites that could be useful to you.

http://gis.state.tn.us/
Tennessee's GIS information page. This site is a dynamic source for information about the Tennessee Base Mapping Program and GIS technologies in Tennessee state government.

http://bradleyco.net/gis/default.htm
Bradley County GIS Department. This site will provide you with information about GIS, as well as maps and data within Bradley County.

http://www.tngic.org/
Tennessee Geographic Information Council Website. Provides general information about the TNGIC as well as GIS contacts and GIS Data Links.

http://www.tngis.org/
Tennessee Spatial Data Server. Provides spatial data layers for Tennessee. Coverages by State, County, and by 7.5' Quad are available.

http://gislounge.com
GIS Lounge. A good source for finding all things related to GIS, Remote Sensing, and GPS.

http://www.gis.com/
Provides general information about GIS.

http://www.leica-geosystems.com/
Leica's official web site. Provides information on all Leica products including the GPS500, GPS1200, and the all new SmartRover.