| in place | 12 | other |
| to check | 7 | purpose |
| to ensure compliance | 4 | purpose |
| retailer → have → system | 24 |
| retailer → need → system | 20 |
| negative | neutral | positive |
| 0.084 | 0.631 | 0.285 |
| Raw frequency | 44 |
| Normalized frequency | 0.535 |
| Modifier score | 0.860 |
| Perplexity | 166.965 |