Sloped Shoulders and Suit Jackets - a problem and how to fix it

I did the alterations in a livestream on Twitch. I speak mostly German in them, but you are still very welcome to stop by and say hello: https://twitch.tv/vintagebursche Instagram: https://instagram.com/vintagebursche Blog: https://vintagebursche.de/?lang=en Support my work and buy me a coffee: https://www.buymeacoffee.com/vintagebursche Our sewing ebook (including patterns): https://vintagebursche.de/sewing-vintage-menswear/?lang=en Deutsche Version des eBooks: https://vintagebursche.de/shop/ A list of shops and brands where I shop clothes: http://vintagebursche.de/shops-and-brands