Consider what your next best alternative is and bid at an amount that makes it definitely worthwhile for you to give that up. It doesn't matter if that's i get

Consider what your next best alternative is and bid at an amount that makes it definitely worthwhile for you to give that up. It doesn't matter if that's i get everything and you get nothing in your opinion, because you are giving the company a the choice to decide whether your offer is worthwhile or whether they have to go for their next best alternative.