B permit, buy property, but still live in a rented house

Accomodation, House and Garden
21
Not for facilitated naturalization.

Tom

22
My anecdote:

I moved in Switzerland 5+ years ago

Moved from SO to ZH and back to SO

The grace period after you buy is 1 year in SO (but this may vary by kanton)

C permit arrived even after the kanton changes