Following up on leads using analysis to figure out whether they are worth pursuing or not. In this case, they felt the lead was believable and viable.
“Reg Mead and Richard Miles, two English metal detector enthusiasts, have discovered a trove of approximately 50,000 coins dating back to the Iron Age (2,000 years ago). The discovery comes after 30 years of looking for the stash, a hunt that began after a woman told the duo her father came across coins in the field many years earlier, reports The Sun.
Officials estimate that the coins, which weigh three quarters of a ton, are worth around 10 million British Pounds, or $15.6 million. Mead told the BBC that “the old French law is finders keepers,” indicating that the pair hope to split the bounty with the farmer who owns the land…”