GKS 2.0

The 25,000-euro threshold for the "white cash register" explained correctly

OmEs Pay

An incorrect break-even analysis can lead to an investment made too early or, conversely, a missed obligation.

GKS 2.0

Will the black box be removed in GKS 2.0? No: this is what FDM 2.0 does

OmEs Pay

The FPS Finance refers to this component as a Fiscal Data Module (FDM), though in practice it is often

GKS 2.0

GKS 2.0 Deadlines: When Does Your Hospitality Business Need to Make the Switch?

OmEs Pay

GKS 2.0 became mandatory on July 1, 2026, for new hospitality establishments that are subject to the registered

Point-of-Sale Integration & API

12 Tests Every Payment Integration Must Pass

OmEs Pay

Payment issues are often rare but have a significant impact. A customer might pay twice, or an order might be processed incorrectly

Point-of-Sale Integration & API

Securely Managing API Keys for Payments: Practical Guidelines

OmEs Pay

Payment integrations don't always use a single API key, strictly speaking. Some providers use client IDs, secrets, and certificates

Point-of-Sale Integration & API

How does a connection between a point-of-sale system and a payment terminal work?

OmEs Pay

Behind that simple experience lies a stream of messages between the point-of-sale software, the terminal, and the payment provider. When that stream

Reservation Systems

Integrating the reservation system, payment, and point-of-sale: What's feasible?

OmEs Pay

A link can retrieve information and limit duplicate entries, but it must clearly define which status

Reservation Systems

Reduce No-Shows with Reminders and Advance Payments

OmEs Pay

Not every missed appointment is due to a lack of willingness. A customer might write down the date incorrectly, or it might not be convenient

Reservation Systems

Choosing an Online Reservation System: 8 Questions to Ask Before You Start

OmEs Pay

A long list of features means little if the system doesn't support your tables, time slots, staff, or rooms

Scrada

Peppol via Scrada: Keep B2B Invoices and Point-of-Sale Sales Separate

OmEs Pay

Scrada can receive and send Peppol invoices while also supporting digital daily receipts and cash books. These features

Scrada

Here's how data flows from Flowmate through Scrada to your accounting system

OmEs Pay

Flowmate records sales at the source. Scrada processes digital accounting records and can retrieve data

Scrada

Digital daily receipt log and cash book: What's the difference?

OmEs Pay

Those who make a lot of sales to private individuals often keep a daily receipt log. Those who receive or spend cash,

Overview of POS Systems

Switching from an old to a new cash register without unnecessary downtime

OmEs Pay

The biggest risks rarely come from installing the program. They come from missing

Overview of POS Systems

What can an integrated point-of-sale system do for your business?

OmEs Pay

Sales take place at the register. That’s why this is often the logical place to display the product,

Overview of POS Systems

10 Questions to Ask Before Choosing a Point-of-Sale System

OmEs Pay

Ask suppliers to show you your actual sales flow: a regular sale, an adjustment, a split, a return, or a payment issue

KNOWLEDGE CENTER FOR ENTREPRENEURS

Practical advice on payments, point-of-sale systems, and bookkeeping

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