You can import some data from a CSV file into the program.
Select Invoice -> Import.

Import of the list of companies

In the opened window, select the .csv file you want to open and click the Open button.

The same applies to the other import options.
Export of the list of companies and price list
In the case of exporting the list of companies and the price list, we have several options to choose from.
For a list of companies, it is:

In the case of the price list, it is:
