<para>
-<productname>CompeGPS</productname> data files are "character" separated text files like
-the pcx format. "Character" means special data lines can have their
-own separator.
+CompeGPS data files are those read and written by the
+<productname>CompeGPS</productname> TwoNav software (running on a Mac, a PC,
+or on select cell phones) as well as CompeGPS Land, and CompeGPS Air.
+These files are also used by the CompeGPS TwoNav Aventura and TwoNav Sportiva GPS receivers when they are in mass storage mode.
</para>
-<para>
-Since release 6.1 of <productname>CompeGPS</productname>, GPX is also a
-supported import/export format for waypoints, routes and tracks.
+
+<para>
+Release 6.1 of CompeGPS Land and CompeGPS Air added GPX as an import export format for waypoints, routes, and tracks. As GPX is a more heavily used format, you should probably use that for new applications.
</para>
+
<para>
-For more information please have a look at
+For more information please see
<ulink url="http://www.compegps.com">http://www.compegps.com</ulink>
</para>