Borussia Dortmund, the German football club, has been one of the most successful teams in Europe over the past decade. Their success can be attributed to several factors, including their strong squad and excellent coaching staff.

One key factor that has helped Dortmund achieve success is their use of data analysis. The team's technical department has access to advanced analytics tools that allow them to monitor player performance and identify areas for improvement. This information is then used to make strategic decisions about who should start on the pitch and how they should play.

The team's technical director, Reus, has been instrumental in developing this approach. He has worked with statisticians and data analysts to develop a comprehensive database of player statistics and game footage. This database allows the team to analyze each player's strengths and weaknesses, as well as their performance against different opponents.

In addition to analyzing player performance, Reus also uses data to help identify potential transfer targets. By analyzing player market values and comparing them to Dortmund's budget, he can make informed decisions about which players to target.

Dortmund's success is not just due to their use of data analysis. They also have a strong coaching staff that works closely with the technical department. Together, they create a cohesive strategy that focuses on winning matches and improving the team's overall performance.

Overall, Borussia Dortmund's use of data analysis has played a significant role in their success. By using advanced analytics tools to monitor player performance and identify areas for improvement, they have been able to make strategic decisions that have helped them become one of the most successful teams in European football.