sentences:  Upgrades from v1.1.1 to v1.5 for both the unlimited license and the older 10-client license were $299.With the purchase of the upgrade, the 10-client license was converted into an unlimited client license.Notable features upgraded in version 1.5 include the addition of global searches accessible to your workgroup, integration of Active Directory permission sets, improved search engine performance, and an expanded line of proxy settings.