Greetings!
This is a nice, ESRI compatible, free GIS program at the Wisconsin
Forestry's web site. It is called fGIS and works quite nicely.
You can get it at the site or at:
http://www.digitalgrove.net/fgis.htm
I also had recommend to me a Garmin utility that gets data into and
out of a Garmin GPS.
http://www.dnr.state.mn.us/mis/gis/tools/arcview/extensions/DNRGarmin/DNRGarmin.html
C. Henry Depew