The effectiveness of communication with colleagues and business partners, and also development of business conduct has become an important skill that everyone should try to improve. The goal of effective business communication is mutual understanding, the transmission of information, messages and experiences. This includes the creation of new ideas, alignment of thoughts and argumentation. Good business communication skills acts like a bloodstream in the company and ensures a healthy balance in their work. Each company develops and has its own communication style, professionally structured towards the environment in which it operates. ERP system is the instrument which radically changes the whole way we do business in the company, reducing the number of hierarchical levels in the enterprise, encourages standardization, communication and cooperation. The introduction of the ERP system completely changed the nature of operations in all business functions, and created a new value despite of the considerable costs of its introduction. On daily basis there is a progressive rise in technological and business changes, which constantly need to be tracked, monitored, updated and to which we need to adjust, and as soon as it's possible, implement in the systems of enterprise in order to be up to date, but also a step ahead of the competition because achieving high competitiveness in the market should be an imperative for every company.