hey my sister bought 2007 bmw 525i with 43,ooo kms almost brand new +we got all the papers from BMW dealership inspection that this car is 100% fine, but today i found out that light smoke coming out???? it's summer +20, what can it be, anybody? + everybody says that you dont have to worry about changing oil for 23,ooo kms ??? O_o wtf lol... i'am in shock, somebody drove with the same oil for about 16,ooo kms allready, when i cheek colour of the oil ---- it;s black but the bmw say;s that it's OK... are they on drugs... or im getting old? plz help what should i do with this car, is it normal??? i have 96 audi a4 by the way and it\s ******* rocks haha better then bmw for sure...

 

The oil change interval is what it is. The first oil change is especially important so just follow Bimmer's instructions. They know what they're doing.
As for the light smoke... was it just a bit of condensation on a cold morning or something? Likely nothing to worry about.