Clicking the Help item, or pressing F1 will bring up this help file (it must be in the same path as where the EXE was launched from in order to work).

Help
Launched local help file from Data Builder working directory.

Online Help
Launches a web browser to take you to the online version of the help file.

Getting Started...
Launches a web browser to view the getting started tutorials on the website.

About
Shows the current build information and the VistaDB runtime DLL load location.