A few nice business registration images I found:
DSC_0087
Image by MissileMist
A Beech/Raytheon BeechJet 400 landing on Runway 15 at Addison Airport, Texas. Note the registration number XA-OAC which is not an FAA registration number (FAA numbers begin with an "N"). This beauty is a frequent visitor to Addison according to Airliners.net and lives in Mexico.
DSC_0085
Image by MissileMist
A Beech/Raytheon BeechJet 400 landing on Runway 15 at Addison Airport, Texas. Note the registration number XA-OAC which is not an FAA registration number (FAA numbers begin with an "N"). This beauty is a frequent visitor to Addison according to Airliners.net and lives in Mexico.