Migration to another Mac
The macOS Migration Assistant in Applications/Utilities will transfer all your data to another machine. If you want to migrate the data manually, find the correct folder below and copy it to the same place on the new mac.
How to locate the data folder
Either download and launch this Application or look for it manually as described below.
|GrandTotal 3 & 4||~/Library/Application Support/com.mediaatelier.GrandTotal3|
|GrandTotal 1 & 2||~/Library/Application Support/GrandTotal|
On OS X your users Library can be shown by using the Go menu of the finder while holding the shift or the alt-Key