Originally Posted by vdude
I suggest using wax coated dental floss instead of fishing line. I made the mistake of using fishing line on my 335 and it ended up scratching the paint. Dental floss is not as strong and might break a few times but will eliminate paint damage.
good tip - I've used ental floss, fishing line & 550 cord guts & as far as not leaving marks, dental floss worked best for me....
BMW only charges 30 min labor if didn't want to screw w/it. After reading some of the other horror posts using betalink I pulled the old spoiler off & had the dealer put the new one on.