| G31 Journeyman Mechanical Exam 2018 Paperback Version | $8,117.01 |
| T18 National Standard Residential Electrician Workbook ICC Exam | $7,006.09 |
| G13 Building Contractor (C) 2018 | $7,622.01 |
| T17 National Standard Journeyman Electrician Questions Workbook | $7,820.01 |
| G29 National Standard Master Mechanical Questions Workbook | $8,117.01 |
| W11 National Standard General Contractor (A) | $7,622.01 |
| 2021 Commercial Plumbing Inspector | $8,612.01 |
| 67 Fire Inspector II 2021 | $7,820.01 |
| 66 Fire Inspector I 2021 | $7,820.01 |
| G11 General Building Contractor (A) 2018 | $8,117.01 |
| T16 National Standard Master Electrician Workbook ICC Exam 2021 | $8,117.01 |
| 2012 Residential Mechanical Inspector | $7,622.01 |
| F24 National Standard Master Plumber Questions Workbook ICC Exam | $8,117.01 |
| W18 National Standard Residential Electrician Workbook ICC Exam | $7,820.01 |
| 2021 Commercial Electrical Inspector | $2,448.69 |
| F32 National Standard Residential Mechanical Exam Workbook | $7,622.01 |
| 2021 Residential Electrical Inspector | $7,622.01 |
| 2018 Residential Building Inspector | $7,622.01 |
| G17 National Standard Journeyman Electrician Questions Workbook | $8,117.01 |
| G16 National Standard Master Electrician Workbook ICC Exam 2018 | $8,117.01 |
| 2021 Residential Building Inspector | $7,622.01 |
| 2018 Commercial Plumbing Inspector | $8,612.01 |
| F16 National Standard Master Electrician Workbook ICC Exam | $8,018.01 |
| F13 National Standard Residential Building Contractor (C) 2015 | $8,018.01 |
| F25 National Standard Journeyman Plumber Practice Questions Work | $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 |
| 2015 Residential Mechanical Inspector | $2,232.71 |
| 66 Fire Inspector I 2012 | $3,238.59 |
| 2012 Commercial Electrical Inspector | $3,001.62 |
| 2012 Commercial Building Inspector | $4,423.44 |
| 2021 Commercial Mechanical Inspector | $3,525.57 |
| W24 National Standard Master Plumber Questions Workbook ICC Exam | $8,117.01 |
| 2015 Residential Electrical Inspector | $153.98 |
| W32 National Standard Residential Mechanical Exam Workbook | $4,927.36 |
| F31 National Standard Journeyman Mechanical Questions Workbook | $6,559.20 |
| F17 National Standard Journeyman Electrician Questions Workbook | $890.89 |
| 66 Fire Inspector I 2015 | $1,263.84 |
| 2012 Residential Building Inspector | $538.93 |
| G18 National Standard Residential Electrician Workbook ICC Exam | $2,617.66 |
| W17 National Standard Journeyman Electrician Questions Workbook | $1,895.76 |
| 2018 Commercial Mechanical Inspector | $1,658.79 |
| 2015 Commercial Mechanical Inspector | $1,816.77 |
| G24 National Standard Master Plumber Questions Workbook ICC Exam | $521.94 |
| 2015 Residential Building Inspector | $692.91 |
| 2018 Commercial Electrical Inspector | $78.99 |
| F12 National Standard General Building Contractor (B) 2015 | $755.91 |
| W12 National Standard General Building Contractor (B) | $245.97 |
| 2015 Commercial Electrical Inspector | $157.98 |
| 67 Fire Inspector II 2012 | $78.99 |
| F29 National Standard Master Mechanical Questions Workbook | $163.98 |
| 2012 Residential Plumbing Inspector | $153.98 |
| 2018 Commercial Building Inspector | $236.97 |
| 2015 Commercial Building Inspector | $78.99 |
| 2015 Residential Plumbing Inspector | $76.99 |