KMU.NETWORK is a German-language SME advisory brand operated by Blackcore UK Ltd, a UK private company (limited by guarantee) incorporated in 2019 and led by Harald de Vries. It supports owner-managed businesses, family firms, and startups in the German-speaking market with financing, public funding/subsidies (Fördermittel), and digitalization services, alongside sister brands KMU.INTERNATIONAL, KMU.ACADEMY, and KMU.CAPITAL. This release promotes a practical guidebook helping entrepreneurs and investors assess the economics of battery-storage investments.