be a two-way street

To be a situation in which both sides must put forth an equal amount of effort to achieve a desired result. Respect is a two-way street—you have to give it if you expect to receive it. We do want to work with you on this, but it's a two-way street, Michael. We'll do what you're asking, but you've got to show us that you're willing to hold up your end of the bargain, too. It's a two way street, you know. Stop acting like a child, and we'll stop treating you like one.