If you want to learn the difference between the 2009 version and the previous one (2006) go there

If you want to learn the difference between the 2010 version and the previous one (2006) go there

If your license of the LPReditor engine uses the Sentinel dongle please go there to upgrade to the 2009 version.

If your license of the LPReditor engine DOESN'T USE the Sentinel dongle please go there to upgrade to the 2009 version (also applicable to the free to try "license").