TeboCam is free software which you can use to monitor activities remotely. This program uses motion sensing technology to monitor specific area and alert you if anyone enters without permission.
Features of TeboCam :
-Receive emails with images of any movement detected.
-Publish movement images to your website.
-Graph of movement over time (with calendar facility).
-Start movement detection at a specified time.
-Set the sensitivity of movement detection.
-Receive notification of new versions as they become available.
-Plus lots of other features...