Instructions to install Geospc 1) Click on the geospc link. 2) Save the geospc.zip file on your hard drive. Do NOT select "Run this program from its current location". 3) Open the geospc.zip file from your hard drive location. 4) In the WinZip window that opens, select "Check Out" from the "Actions" pulldown menu. 5) Follow the rest of the onscreen directions.