In February of 2022, I put together a guide to help Private Investigators and Process Servers with using Open Source Intelligence for Skip Tracing. Even though it's only been a year, some material in this guide may be outdated because OSINT techniques are constantly evolving daily.
"Bottom line, if people aren't found in databases, they can be found with OSINT.” - Valerie McGilvrey
Does Walmart tell the local grocery stores their business?