[ Thanks to tjavailable for this link.
]
“I believe that you know that LibreOffice is as fork of
OpenOffice and thus it is quite similar to it. Also MS Office users
will have a great chance to see that LibreOffice is probably 99%
powerful as MS Office but guess what – it is free and open
source.“In this tutorial we will work in Calc and I will show you how
to create a professionally looking invoice.”