You can also take a Bildungsurlaub (educational leave, 5 days a year or 10 days every two years) and take a German course. For a two week course with private tu

You can also take a Bildungsurlaub (educational leave, 5 days a year or 10 days every two years) and take a German course. For a two week course with private tutoring it's like 1k, which at your income level is not much. A lot of bureaucracy in Germany becomes a lot easier once you get over the B1 hump.