It sounds like the dreaded weep hole leak which is far worse. Search weep hole. You are very lucky to be in LA. All German Auto (methinks in LA County) has a fix that is superior to the flawed factory design and way less money than the dealer (less than $2K vs $10K from the dealer). Search All German Auto. is an AGA youtube link.
2008 750 Li Alpine White/Creme
The economy will get worse before it gets worse.