SAP Core

SAP powers the world's largest organisations — but most people who use it daily have never had it properly explained. This guide breaks down what SAP is, how it works, which products matter, and why it's so complex. From the one-line answer to a full quick-reference glossary — whether you're hearing the acronym for the first time or need a fast refresh.

Every large organisation runs on ERP — but most people who work inside one have never had it properly explained. This guide covers everything: what ERP actually is, how it works in practice, the four types of ERP systems, the most important modules, how architecture works under the hood, and what the future looks like with AI and cloud. Includes a full comparison of ERP vs CRM vs SCM, an honest look at what ERP implementation really involves, a quick-reference glossary, and answers to the most common questions. Whether you are new to enterprise software or refreshing your knowledge before a project — this is the one guide you will want to bookmark.

Most comparisons of SAP S/4HANA and ECC focus on marketing bullet points. This post explains what actually changed — the data model, the database, the user experience, and what it means for a real SAP landscape. Written by a consultant who has worked with both.

SAP Business Technology Platform is the foundation of SAP's cloud strategy — but it can be hard to get a clear picture of what it actually is and what it does. This post explains BTP plainly: what the platform is, its four main pillars, the key services within each, and how it fits into a modern SAP landscape.

SAP Fiori's five design principles — role-based, adaptive, simple, coherent and delightful — are the foundation behind every Fiori app. They have not changed since 2013, and in 2025 SAP expanded Fiori into the full SAP Design System. This post explains what each principle means, why it exists, and what it means in practice for anyone building or configuring SAP applications.