| 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 | $3,197.61 |
| 2012 Residential Mechanical Inspector | $2,540.67 |
| W17 National Standard Journeyman Electrician Questions Workbook | $394.95 |
| 2012 Residential Plumbing Inspector | $2,155.72 |
| 2018 Residential Electrical Inspector | $6,467.16 |
| 2012 Residential Electrical Inspector | $4,388.43 |
| 67 Fire Inspector II 2015 | $7,820.01 |
| 2018 Commercial Electrical Inspector | $7,820.01 |
| 2015 Residential Plumbing Inspector | $1,693.78 |
| 2012 Commercial Building Inspector | $3,001.62 |
| 2018 Commercial Building Inspector | $1,500.81 |
| W11 National Standard General Contractor (A) | $3,387.56 |
| 66 Fire Inspector I 2012 | $4,265.46 |
| 2015 Commercial Building Inspector | $236.97 |
| W24 National Standard Master Plumber Questions Workbook ICC Exam | $983.88 |
| 2021 Residential Building Inspector | $1,770.77 |
| G11 General Building Contractor (A) 2018 | $1,229.85 |
| F24 National Standard Master Plumber Questions Workbook ICC Exam | $409.95 |
| G17 National Standard Journeyman Electrician Questions Workbook | $5,821.29 |
| G24 National Standard Master Plumber Questions Workbook ICC Exam | $2,522.71 |
| W18 National Standard Residential Electrician Workbook ICC Exam | $710.91 |
| F25 National Standard Journeyman Plumber Practice Questions Work | $384.95 |
| W32 National Standard Residential Mechanical Exam Workbook | $615.92 |
| 2018 Commercial Plumbing Inspector | $956.89 |
| W12 National Standard General Building Contractor (B) | $1,639.80 |
| G18 National Standard Residential Electrician Workbook ICC Exam | $461.94 |
| W13 National Standard Residential Building Contractor (C) | $236.97 |
| G31 Journeyman Mechanical Exam 2018 Paperback Version | $81.99 |
| 2021 Commercial Building Inspector | $394.95 |
| 67 Fire Inspector II 2012 | $1,421.82 |
| W29 National Standard Master Mechanical Questions Workbook | $710.91 |
| F18 National Standard Residential Electrician Workbook ICC Exam | $153.98 |
| 2015 Commercial Electrical Inspector | $78.99 |
| F16 National Standard Master Electrician Workbook ICC Exam | $80.99 |
| 2015 Commercial Plumbing Inspector | $163.98 |
| F12 National Standard General Building Contractor (B) 2015 | $83.99 |
| 2012 Commercial Electrical Inspector | $631.92 |
| 67 Fire Inspector II 2021 | $473.94 |
| G29 National Standard Master Mechanical Questions Workbook | $163.98 |
| 2021 Residential Plumbing Inspector | $153.98 |
| 2015 Commercial Mechanical Inspector | $157.98 |
| 2021 Commercial Mechanical Inspector | $163.98 |
| 66 Fire Inspector I 2018 | $78.99 |
| 2015 Residential Building Inspector | $230.97 |
| 2021 Residential Mechanical Inspector | $76.99 |
| T17 National Standard Journeyman Electrician Questions Workbook | $78.99 |