Koeur24: verifying members' addresses by mail to build trust
How Koeur24, the Belgian dating app with verified profiles, uses the Bjet24 API to confirm members' real postal addresses — an anti-fake-account signal that is hard to forge.
Espero-Soft: postal mail as a standard building block in every app
How Espero-Soft, a Belgian software studio, made the Bjet24 API its reusable postal-mail layer — so it never rebuilds printing, franking and tracking on each client project.
eRegistered mail in Belgium: eBox, legal value and differences with paper registered
Belgian eRegistered mail is legally equivalent to a paper registered letter, but the conditions of use differ — especially on the recipient side. When you can use it, when paper is still required, and how to combine both in a Belgian SME.
Avocat20min: from online consultation to traceable official mail
How Avocat20min, the Belgian online legal consultation platform, extends its consultations with postal mail — standard and registered letters — triggered straight through the Bjet24 API.
Formal notice in Belgium: registered letter template and step-by-step procedure
Before any lawsuit, a well-drafted formal notice often saves you time — and money. Here are the mandatory mentions, a ready-to-adapt template and how to send it via bpost registered or eRegistered.
Dunning unpaid invoices in Belgium: 3 templates + registered mail for SMEs
80% of unpaid invoices are settled before legal action if you dun properly. Here is a clear three-letter path (friendly reminder, firm second reminder, registered formal notice), with the deadlines and mentions a Belgian SME must know.
CompanyBelgium: postal mail built into the CRM/ERP through OAuth2
How CompanyBelgium, the all-in-one CRM/ERP platform for Belgian businesses, built postal mail in through Bjet24's OAuth2 authorization — invoices, reminders and contractual letters now leave straight from the software.
Registered mail in Belgium: legal value, options and sending without a post office
Formal notice, lease termination, customer dispute: a bpost registered letter remains the go-to in Belgium. When to use it, which options actually matter, and how to skip the post office queue.
Bjet24 webhooks: track every postal sending status in real time
Rather than hammering our API with polling, plug in a webhook: for each sending you receive transitions (created, posted, in delivery, delivered, return receipt). Here is the payload structure, signature verification and a copy-paste Next.js handler.
Lease termination in Belgium: notice period, registered mail and pitfalls (landlord and tenant)
A botched lease notice is expensive: indemnity, extra months, or even cancellation of the termination. Here are the Belgian rules on lease notice (Wallonia, Brussels, Flanders), the registered-letter format and how to send it without a post office.
Bulk mailing for Belgian SMEs: a simple bpost workflow
Customer reminders, formal notices, year-end letters: preparing a 50- to 500-letter mailing takes an SME a full day. Here is how to switch to one CSV file, one PDF template and a single bpost handover.
Belgian address verification: stop undeliverable returns before they happen
On a Belgian mailing, 5 to 10 % of items come back as undeliverable: wrong zip, missing box number, company moved. Here is what to check before you print.
Understanding the bpost rate card: formats, prior/non-prior and registered in 2026
Prior, non-prior, oversized, registered: bpost pricing changes along three axes. How to read the rate card and avoid overpaying on recurring mail.
Digitizing inbound mail: what a Belgian SME gains by ditching the paper pile
A Belgian SME receives on average 30 to 120 paper items per month — supplier invoices, official letters, formal notices. How to move to a digital mailbox without breaking everything.
Bjet24 API: trigger a postal mailing from your CRM in a few lines of code
Want your app to send a letter when a customer signs a contract, or an invoice goes 30 days overdue? The Bjet24 API exposes the mailing flow through a few REST endpoints. Quick tour with samples.