Is there a way to 'turn this situation to our advantage'? [=is there a way to exploit this situation?; is there a way to take advantage of this situation?]
The union should be 'at an advantage' [=should have an advantage] in the negotiations.
She used her position for personal 'advantage'. [=for personal gain; to help herself]
(..) - What? - Could Brett be alive? No. I mean, I don't think so. Well, this air shaft may work to our advantage. Here it leads up to and comes out in the main air lock. All right. There's only one big opening along the way. We can cover that up, (..)1979 Alien