Translation of Brüderlichkeit

Let me explain: A company that has may difficulties needs to change its behavior, its organization, its business plan and sometimes the entire management. In this case, change must happen anyway.
From that day on we shared dinner. In addition, I explained them, that the reasons for coming to Cuba was photography and the Spanish language, which I wanted to improve after studying for a year.
Is there a way that I could test your Spanish and German lessons? Quality is very important to me. Can you send me a lesson electronically (by email or word)? Maybe you have your lesson ready.