| F32 National Standard Residential Mechanical Exam Workbook | $7,622.01 |
| 67 Fire Inspector II 2018 | $7,820.01 |
| G12 Building Contractor (B) 2018 | $8,612.01 |
| T18 National Standard Residential Electrician Workbook ICC Exam | $1,000.87 |
| 2018 Residential Plumbing Inspector | $7,622.01 |
| 2012 Residential Plumbing Inspector | $7,622.01 |
| 2018 Residential Electrical Inspector | $7,622.01 |
| 2015 Residential Plumbing Inspector | $7,622.01 |
| 2015 Commercial Building Inspector | $1,816.77 |
| G24 National Standard Master Plumber Questions Workbook ICC Exam | $8,612.01 |
| W29 National Standard Master Mechanical Questions Workbook | $4,423.44 |
| F18 National Standard Residential Electrician Workbook ICC Exam | $3,079.60 |
| W31 National Standard Journeyman Mechanical Questions Workbook | $7,622.01 |
| 2012 Residential Building Inspector | $3,156.59 |
| 2012 Commercial Plumbing Inspector | $3,361.59 |
| W11 National Standard General Contractor (A) | $7,622.01 |
| 2018 Commercial Electrical Inspector | $7,820.01 |
| 2012 Commercial Building Inspector | $7,820.01 |
| 2018 Commercial Plumbing Inspector | $8,612.01 |
| 2015 Residential Building Inspector | $7,622.01 |
| 2021 Residential Electrical Inspector | $7,622.01 |
| 67 Fire Inspector II 2021 | $7,820.01 |
| 2021 Commercial Mechanical Inspector | $8,117.01 |
| 2021 Residential Mechanical Inspector | $7,622.01 |
| G29 National Standard Master Mechanical Questions Workbook | $8,117.01 |
| 2015 Commercial Electrical Inspector | $1,421.82 |
| 2021 Commercial Electrical Inspector | $1,105.86 |
| F16 National Standard Master Electrician Workbook ICC Exam | $8,018.01 |
| G25 Journeyman Plumber Practice Questions Workbook 2018 | $8,117.01 |
| 2021 Commercial Building Inspector | $7,820.01 |
| T16 National Standard Master Electrician Workbook ICC Exam 2021 | $8,117.01 |
| G13 Building Contractor (C) 2018 | $7,622.01 |
| 66 Fire Inspector I 2021 | $7,820.01 |
| 2012 Commercial Mechanical Inspector | $5,292.33 |
| W17 National Standard Journeyman Electrician Questions Workbook | $7,820.01 |
| 2021 Residential Plumbing Inspector | $1,231.84 |
| F31 National Standard Journeyman Mechanical Questions Workbook | $901.89 |
| 2021 Commercial Plumbing Inspector | $2,957.66 |
| F13 National Standard Residential Building Contractor (C) 2015 | $8,018.01 |
| 2012 Residential Mechanical Inspector | $7,622.01 |
| 2018 Residential Building Inspector | $461.94 |
| T17 National Standard Journeyman Electrician Questions Workbook | $6,872.13 |
| 2015 Commercial Mechanical Inspector | $1,263.84 |
| G31 Journeyman Mechanical Exam 2018 Paperback Version | $7,379.10 |
| W25 National Standard Journeyman Plumber Practice Questions Work | $2,925.62 |
| 2015 Residential Electrical Inspector | $3,926.49 |
| 67 Fire Inspector II 2012 | $2,606.67 |
| 2015 Commercial Plumbing Inspector | $3,853.53 |
| F12 National Standard General Building Contractor (B) 2015 | $83.99 |
| F11 National Standard General Contractor (A) 2015 | $5,213.34 |
| G11 General Building Contractor (A) 2018 | $1,803.78 |
| W16 National Standard Master Electrician Workbook ICC Exam | $1,737.78 |
| 2012 Commercial Electrical Inspector | $2,527.68 |
| F29 National Standard Master Mechanical Questions Workbook | $7,051.14 |
| W13 National Standard Residential Building Contractor (C) | $78.99 |
| 66 Fire Inspector I 2015 | $552.93 |
| W18 National Standard Residential Electrician Workbook ICC Exam | $2,764.65 |
| F24 National Standard Master Plumber Questions Workbook ICC Exam | $819.90 |
| 67 Fire Inspector II 2015 | $3,001.62 |
| 2015 Residential Mechanical Inspector | $307.96 |
| 66 Fire Inspector I 2012 | $868.89 |
| W32 National Standard Residential Mechanical Exam Workbook | $538.93 |
| F25 National Standard Journeyman Plumber Practice Questions Work | $76.99 |
| 2018 Commercial Mechanical Inspector | $78.99 |
| 2018 Commercial Building Inspector | $78.99 |
| G18 National Standard Residential Electrician Workbook ICC Exam | $76.99 |
| 2021 Residential Building Inspector | $76.99 |