Also, since their interest is not in doing business, information on places they had been to can prove very valuable.
The trade would later prove very valuable for both teams.
"The child would have proved more valuable to us if you'd found him before he'd frozen to death."
The information about old cases could prove valuable in a number of ways, prosecutors said.
The Shadow knew, and his knowledge was the sort to prove valuable.
His children kept the discovery to themselves, thinking it might prove valuable.
If this American finds out what it is all about, the information will prove valuable to them.
The ability to use numbers and judge people, of course, proves valuable in many games.
The land they occupy could prove far more valuable as commercial space.
Some foreign officers proved valuable to the American cause, while others were not useful.