| 2015 Commercial Mechanical Inspector | $236.97 |
| F29 National Standard Master Mechanical Questions Workbook | $409.95 |
| 2012 Residential Electrical Inspector | $153.98 |
| W32 National Standard Residential Mechanical Exam Workbook | $230.97 |
| W25 National Standard Journeyman Plumber Practice Questions Work | $3,618.53 |
| F13 National Standard Residential Building Contractor (C) 2015 | $242.97 |
| F32 National Standard Residential Mechanical Exam Workbook | $2,617.66 |
| 2018 Residential Plumbing Inspector | $461.94 |
| 2018 Residential Building Inspector | $2,309.70 |
| F31 National Standard Journeyman Mechanical Questions Workbook | $3,197.61 |
| F12 National Standard General Building Contractor (B) 2015 | $3,359.60 |
| W16 National Standard Master Electrician Workbook ICC Exam | $3,159.60 |
| 2012 Residential Plumbing Inspector | $2,925.62 |
| 2021 Commercial Plumbing Inspector | $260.97 |
| 2012 Commercial Plumbing Inspector | $819.90 |
| G16 National Standard Master Electrician Workbook ICC Exam 2018 | $491.94 |
| W18 National Standard Residential Electrician Workbook ICC Exam | $1,105.86 |
| 2015 Residential Plumbing Inspector | $1,000.87 |
| 2012 Commercial Building Inspector | $236.97 |
| W24 National Standard Master Plumber Questions Workbook ICC Exam | $737.91 |
| 2012 Residential Building Inspector | $76.99 |