This paper examines the way small business entities negotiate in the construction sector market, starting from investors, designers, contractors to real estate sellers who inevitably use outsourcing or outsourcing services. Business people, business owners and employees negotiate on a daily basis, often not considering it a negotiation. The success of negotiations depends on quality preparation, which includes understanding and defining the problem, choosing a negotiating strategy, deciding on the final outcome and finding a creative solution to the negotiations that would lead to a scenario acceptable to both parties. Today, when the world is fully connected to the Internet and communication and information is easily accessible, the foundation of entrepreneurial activity is information that is credible. Based on the collected information, entrepreneurs can make better decisions that are necessary for the implementation of new business projects, overcome difficulties more easily and launch new projects. The primary goal of this research is to examine the extent of the impact of developed communication skills and business negotiation and their impact on business success in the construction sector of BjelovarBilogora County. The results of this research indisputably show that the business negotiation skills play a key role in the success or failure of the agreement and the growth and stability of the construction company and that the family as a business community can be a great advantage in achieving it. In times of sudden changes in the construction market, outsourcing is an unavoidable factor and the best business strategy by which the company's secondary activities are left to those who can improve timeliness, quality of supply and performance, contribute to cheaper works and give the company space to focus on its key activity.