Some of the prehistoric slate engraved plaques found in tombs in the southwest of the Iberian Peninsula. Credit: Eduardo Estellez / K. Lillios / Antonio Valera / V. Hurtado / Museus e Monumentos de ...

Furthermore, the equipment needed for engraving name plaques for the trophies is inexpensive and available at most building centers in every community. Profit potential range is $10,000+ per year.