Document Examination Equipment

First line decides accept or refer, not genuine or false. Where the boundary sits, what belongs at second line, and why trying to resolve it at the counter costs more.

Most fluorescent security features emit longer wavelengths than they absorb. Anti-Stokes features do the opposite, and that reversal is what makes them hard to copy.

A note that says the document looked wrong is worthless to the next person. How to write an observation that a colleague or a court can actually use.