find out how the land liesfind out/see how the land lies
to get information about a situation before making decisions or taking action.
I thought I'd better call my mother and see how the land lies before inviting myself home for the weekend.
find out how the land lies
To make observations about or come to understand a particular state of affairs or the way a situation exists or has developed, especially before taking any decisive or definitive action. Given the turbulent nature of this market, I think it would be prudent for us to find out how the land lies before we agree to invest in your company.I'm just finding out how the land lies between my parents before I make any solid plans to come visit them.