This dissertation thesis deals with questions connected with creating concept of real-estate agency web portal. Theoretical part including first two main parts of the thesis examines basic definitions and main principles of Internet -- history, services, concepts of Internet, which has to be mentioned to create present metodology based on actual pieces of knowledge. Thesis continues with defining term "web portal" in relationship with real-estate market. Theoretical part is supplemented with practical examples for better understanding. Practical part analyzes real-estate market from the view of utilization of Internet services. Selected web pages are evaluated from different aspects. Main goal of this thesis is to define universal methodology for real-estate agency portal concept.