Where should I setup a bank account in Dortmund?

"Before retiring in Dortmund, expats should familiarize themselves with the local language, as most people in the city speak German. Expats should also research the cost of living in Dortmund, as it is slightly higher than the national average. Additionally, expats should look into the healthcare system in Germany, as it is one of the best in the world. Furthermore, expats should research the local culture and customs, as well as the climate, to ensure they are prepared for their new home. Finally, expats should look into the job market in Dortmund, as there are many opportunities for those looking to work or start a business," remarked another expat who made the move to Dortmund, Germany.