Sparados Knowledge Base

An incorrect sales date on an invoice is a situation that can occur for various reasons. Find out how to correct the sales date on an invoice in KSeF.

Here is a step-by-step guide on how to set up the KSeF connection in just a few simple steps and streamline your team’s daily workflow.

How to correct an invoice in KSeF in 2026? Learn how to fix errors in data and amounts without a correction note. Invoice corrections in KSeF - no secrets!

Fake invoices in KSeF – find out how Sparados eliminates the problem of fraud. We ensure security by automatically matching e-invoices with transactions.

A KSeF system failure does not have to mean downtime for your company. Find out how offline and offline24 modes work, what the deadlines for sending invoices are, and how to prepare your business for system unavailability.

Learn more about the integration of Sparados fintech with KSeF. We automatically link invoices from KSeF with our customers' transactions. Find out more!

Find out how Sparados automates cost accounting through full integration with KSeF. Instant invoice matching, complete accounting reports, and full elimination of manual tasks in one system.

KSeF is changing the rules of the game! See how Saldeo Smart, Comarch ERP Optima, inFakt, and iFirma have prepared for e-invoicing. Discover how Sparados combines KSeF, accounting, and banking for businesses!

Sparados is the first fintech company to fully integrate banking with KSeF. See how to automate the linking of invoices with payments and prepare your company for the KSeF obligation in 2026!