Order management software: flat fee or per-order commission
Order management software bills either a flat fee or a per-order commission. One piece of arithmetic separates them — work out your cost before growth multiplie...
Corrections and returns in KSeF: why one connection is not enough
"No invoice to send" on a correction looks like a bug and is a missing setting. How a return becomes a correction, and what has to be configured for it to arriv...
Invoices for private individuals in KSeF, and buyers with no NIP
A private individual with no number, a Czech buyer with an IČO, a customer at a different VAT rate. Three everyday marketplace situations that end in a KSeF rej...
Allegro invoices in Fakturownia and wFirma — and what happens next with KSeF
How an invoice is generated automatically from an Allegro order in your accounting software, and what has to be true for it to continue to KSeF.
How to move your order history to a new system
What transfers, what does not, and what you actually need. A practical plan for changing order-management systems without losing continuity.
Structured invoices in Poland: what a faktura ustrukturyzowana is and how to issue one
What a Polish structured invoice is, what the FA(3) schema contains, when it became mandatory and how to issue one — with field examples and data from 1,190 fai...