oil leak

On to the issues: I've been noticing for the past while that the oil pan shows a mostly-dry stain of oil and the area around the oil filter shows wet stain/dirt. The source of this oil seems to be from the spin-on filter seal, though I am not 100% sure of this. I lubricate the filter o-ring with...

Where's the leak and how difficult it is to fix? Oil looks quite clean. Sometimes I get smell of burning oil in the cabin after fast acceleration aswell. Oil seems dripping from that black rubber aluminum block part.

Apologies if this has been posted before, I've searched quite a bit and can't find anything on it. A few months ago I purchased a 07 Speed3 with 130k miles on it. Recently, it started throwing white smoke out of the exhaust, which we believe is the result of the turbo seals failing and letting...