| 2012 Commercial Electrical Inspector | $78.99 |
| G25 Journeyman Plumber Practice Questions Workbook 2018 | $81.99 |
| G13 Building Contractor (C) 2018 | $76.99 |
| F13 National Standard Residential Building Contractor (C) 2015 | $80.99 |
| W25 National Standard Journeyman Plumber Practice Questions Work | $76.99 |
| 2012 Residential Plumbing Inspector | $76.99 |
| T17 National Standard Journeyman Electrician Questions Workbook | $78.99 |
| F11 National Standard General Contractor (A) 2015 | $78.99 |