easySales Blog — updates, guides and eCommerce news
Articles, guides, and announcements about marketplace integrations, automation, logistics, and online-shop marketing.
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...
Allegro, Empik and Erli in one panel
A second and third channel cost whatever running them costs. What has to be in order before you add another marketplace — and what stops growing once it is.
Subiekt GT and Nexo PRO in multichannel selling
Subiekt knows your warehouse and your documents but not your marketplaces. What should happen between them, and where the boundary of responsibility runs.
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.
Allegro and InPost: labels and tracking without retyping
Tracking numbers that return to Allegro by themselves, and labels printed in batches. What shipping looks like when the courier is connected to the order system...
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.
Product Updates August 2026
In August we released 37 updates in easySales. The biggest is a physical store you run from the same account as your online sales, alongside a redesigned left m...
Allegro integration: what a system actually has to do
Offers, stock, prices, orders, shipping and invoices — the six things an Allegro integration has to handle on its own. A checklist for sellers choosing a system...
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...
Product Updates June 2026
In June we released 21 updates in easySales. Some add new sales channels, others help you save time and reduce manual work in your day-to-day operations.