Re 2 & 4: All signs here (pop 200k city) are in German. Only some very rare exceptions are in English (and other languages as well), like Corona behavior signs.

Re 2 & 4: All signs here (pop 200k city) are in German. Only some very rare exceptions are in English (and other languages as well), like Corona behavior signs. The only English I normally see is the atrocious Denglisch (Portmanteau of Deutsch (German) and English) like "Back Factory" (Baking factory…) or single words like "sale".