On your compact flash card you will find a folder named 4version changes. In this folder are documents listing the version changes between each major Sendero GPS version starting with 3.1 all the way to 6.0. Starting with Sendero GPS 5.0 you can find the changes document for the installed version in the Information Center. Press Help, scroll to Information Center, then scroll to "Version Changes." Sendero Group "The GPS company:" Featuring Sendero GPS on the BrailleNote, the Sense Nav, on Windows phones with Mobile Geo and coming soon with StreetTalk VIP for the Pac Mate. Distributing Trekker Breeze and Wayfinder for Symbian phones. Also distributing Victor Stream, KNFB Mobile Reader, Talks, Mobile Speak, Tiger embossers, Miniguide and ID Mate To change your email settings (unsubscribe, digest only, or vacation mode): http://senderogroup.com/email.htm Additionally, to unsubscribe send an email to gps-talkusers-request@xxxxxxxxxxxxx with â??unsubscribeâ?? in the Subject.