This diploma thesis deals with the technical analysis of the development of the currency pair GBP/USD. It is divided into theoretical and analytical part. The theoretical part is used to define the concepts of Forex market and the issue of exchange rates along with the trading terminology according to the relevant specialized literature and internet resources. There is characterized Forex and its subjects, described the main representatives of the kinds of technical indicators and basic graphic formations that can be commonly found in the charts. Analytical part focuses on the formulation of a business plan before the start of trading, as well as the detailed analysis of selected representatives of profitable and unprofitable transactions r...