Coaching process - How to integrate your different business applications?

Manufacturing companies today use all kinds of digital business applications such as ERP, CRM, MES, and of course Microsoft Office applications to manage their processes digitally. However, these applications are often not integrated, resulting in manual work, duplication of effort, errors, etc. By means of intelligent integration of applications, the potential can be fully exploited. What exactly does it involve? And how should you handle this?