| # | Knowledge Factor | Representation Constant |
| 1 | Evaluation of the client | Word: “client” |
| 2 | Knowledge of the complexity of the design | Word: “complexity” |
| 3 | Knowledge of the competitors | Word: “competitor” |
| 4 | Knowledge of the consultant | Word: “consultant” |
| 5 | Appropriate knowledge of the laws and regulations of the contractual process | Word: “law” |
| 6 | Complete knowledge about the project location | Word: “location” |
| 7 | Knowledge of a contractor’s financial situation | Word: “financial” |
| 8 | Knowledge of the relationship between the contractor and subcontractor | Word: “subcontractor” |
| 9 | Knowledge of the current construction project’s market situation | Word: “market” |
| 10 | Knowing how to find the skilled employees and technicians who are needed to make the construction project a success | Word: “employee” |
| 11 | Knowledge of contractor’s experience. The estimator should have knowledge of client experiences | Word: “experience” |