Note that Gmvault is installed with standard user privileges.
This means that you will not be able to install it in areas necessitating Admin privileges like for instance C:\Program Files.
The Gmvault installer should have now installed a Gmvault-shell from where you can easily launch gmvault.bat.
Gmvault-shell can be launched via a Desktop shortcut. Alternatively, you can also find it in the Gmvault folder of the Windows start-up menu.

Double click on the Desktop shortcut to launch the Gmvault-shell that will set all variables in order to easily operate Gmvault.

Type gmvault -h to start using Gmvault.

Go to Quick Start to quickly understand how to use Gmvault.
Go to In Depth to understand all the Gmvault capabilities.

Download and untar the Mac OSX binary tarball.
Go to the GMVAULT_HOME/bin dir to launch Gmvault.

$ tar zxvf gmvault-v1.5-beta-macosx-intel.tar.gz
$ cd gmvault-v1.5-beta/bin
$./gmvault sync myuser@gmail.com

The current Mac OS X distribution has been tested with OSX 10.7 and 10.6. If you have older Intel MAC OSX version try to use this binary distribution. Please go to the Report a problem page to signal any issues. Another alternative is to download and install the source distribution or to install Gmvault from Pypi.