ObSp (Sales Service) is an intuitive and user-friendly invoicing software with comprehensive warehouse management services. The program allows you to export JPK files, handle VAT records of sales, liabilities and receivables, list of unpaid invoices, add penalty interest, issue interest notes, etc. The program allows you to export JPK files, handle VAT records of sales, liabilities and receivables, list of unpaid invoices, add penalty interest, issue interest notes, etc.

Currently, the program is available with the Friendly Invoice function. The program is constantly being improved and supplemented with new functionalities.