With the more efficient use of their capital employed, many companies could increase their liquidity and ensure the financing of any upcoming growth. According to a study by Creditreform in 2004, almost every fifth insolvency can be traced back to financial errors.1 Depending on the industrial sectors, it would actually be possible to reduce tied-up capital by 25–40%.2 To realize this objective, we must take a closer look at the management of payment terms (Sect. 4.1), inventory management (Sect. 4.2) and the management of product groups and suppliers (Sect. 4.3).