Where should I setup a bank account in Hamburg?

"Before retiring in Hamburg, 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 Hamburg, as it is one of the most expensive cities in Germany. Additionally, expats should look into the healthcare system in Hamburg, as it is one of the best in the country. Furthermore, expats should research the different neighborhoods in Hamburg to find the one that best suits their needs. Finally, expats should look into the different cultural activities and attractions that Hamburg has to offer," mentioned another expat when asked about moving to Hamburg, Germany.