| F32 National Standard Residential Mechanical Exam Workbook | $7,622.01 |
| 2018 Residential Building Inspector | $7,622.01 |
| F13 National Standard Residential Building Contractor (C) 2015 | $8,018.01 |
| 2018 Commercial Mechanical Inspector | $7,820.01 |
| 2015 Residential Mechanical Inspector | $7,622.01 |
| 2012 Commercial Plumbing Inspector | $8,117.01 |
| 67 Fire Inspector II 2018 | $7,820.01 |
| G12 Building Contractor (B) 2018 | $8,612.01 |
| F17 National Standard Journeyman Electrician Questions Workbook | $8,018.01 |
| T18 National Standard Residential Electrician Workbook ICC Exam | $769.90 |
| 2018 Residential Plumbing Inspector | $7,622.01 |
| 66 Fire Inspector I 2015 | $7,820.01 |
| 2018 Residential Mechanical Inspector | $7,622.01 |
| G16 National Standard Master Electrician Workbook ICC Exam 2018 | $3,279.60 |
| 2012 Residential Mechanical Inspector | $2,617.66 |
| W17 National Standard Journeyman Electrician Questions Workbook | $394.95 |
| 2012 Residential Plumbing Inspector | $2,309.70 |
| 2018 Residential Electrical Inspector | $7,006.09 |
| 2012 Residential Electrical Inspector | $4,696.39 |
| 67 Fire Inspector II 2015 | $7,820.01 |
| 2018 Commercial Electrical Inspector | $7,820.01 |
| 2015 Residential Plumbing Inspector | $2,078.73 |
| 2012 Commercial Building Inspector | $3,159.60 |
| 2018 Commercial Building Inspector | $1,500.81 |
| W11 National Standard General Contractor (A) | $3,772.51 |
| 66 Fire Inspector I 2012 | $4,660.41 |
| 2015 Commercial Building Inspector | $236.97 |
| W24 National Standard Master Plumber Questions Workbook ICC Exam | $1,147.86 |
| 2021 Residential Building Inspector | $1,924.75 |
| G11 General Building Contractor (A) 2018 | $1,229.85 |
| G17 National Standard Journeyman Electrician Questions Workbook | $6,805.17 |
| G24 National Standard Master Plumber Questions Workbook ICC Exam | $2,783.68 |
| W18 National Standard Residential Electrician Workbook ICC Exam | $710.91 |
| W32 National Standard Residential Mechanical Exam Workbook | $769.90 |
| 2018 Commercial Plumbing Inspector | $956.89 |
| W12 National Standard General Building Contractor (B) | $2,131.74 |
| G18 National Standard Residential Electrician Workbook ICC Exam | $461.94 |
| W13 National Standard Residential Building Contractor (C) | $473.94 |
| G31 Journeyman Mechanical Exam 2018 Paperback Version | $81.99 |
| 67 Fire Inspector II 2012 | $2,053.74 |
| W29 National Standard Master Mechanical Questions Workbook | $868.89 |
| F18 National Standard Residential Electrician Workbook ICC Exam | $153.98 |
| 2015 Commercial Plumbing Inspector | $163.98 |
| 2015 Commercial Mechanical Inspector | $1,184.85 |
| 66 Fire Inspector I 2018 | $157.98 |
| W31 National Standard Journeyman Mechanical Questions Workbook | $76.99 |
| F12 National Standard General Building Contractor (B) 2015 | $83.99 |
| 2012 Commercial Electrical Inspector | $473.94 |
| F11 National Standard General Contractor (A) 2015 | $394.95 |
| 2021 Residential Plumbing Inspector | $76.99 |
| 2015 Residential Building Inspector | $153.98 |
| W25 National Standard Journeyman Plumber Practice Questions Work | $76.99 |
| G29 National Standard Master Mechanical Questions Workbook | $81.99 |
| 67 Fire Inspector II 2021 | $157.98 |
| G25 Journeyman Plumber Practice Questions Workbook 2018 | $81.99 |
| F31 National Standard Journeyman Mechanical Questions Workbook | $81.99 |