Nice rant, sorry to hear. My 2007 E91 was trouble free.
Advice: Sell the beamer (sp?) and buy something more reliable, innovative and stylish. Perhaps something like a Honda Fit, or perhaps larger like a Ford Escape?
“Character is doing the right thing when nobody’s looking. There are too many people who think that the only thing that’s right is to get by,and the only thing that’s wrong is to get caught.”
- J.C. Watts Jr.