What We do: A crosschecker is a type of scout whose main function is to provide a second opinion on the reports filed by primarily-level scouts on players. Let us help you get crosschecked today! As a trusted partner, TrackMan provides the largest and most influential digital baseball scouting platform in the world. Scouting United takes your data, produced with live action professional filming, and gets it in the hands of scouts across America to enhance your recruiting process.