Antepresente de subjuntivo para el sujetoellos/ellas/ustedesdel verboestafar.

estafar

Sabes, no puedo creer que te hayan estafado.
You know, I can't believe he cheated you.
La base de datos de reincidentes en crimen contra militares (The Repeat Offenders Against Military –ROAM-) hará un seguimiento a las acciones judiciales contra empresas y personas que en repetidas ocasiones hayan estafado el personal militar.
The Repeat Offenders Against Military (ROAM) Database will track completed enforcement actions against companies and individuals who repeatedly scam military personnel.
Palabra del día
poco profundo