- Commercial activity reports.
- Control of business and sales distribution networks.
- Monitoring top-level executives.
- Commercial distribution control.
- Investigation on patents and trademarks.
- Plagiarism.
- Industrial sabotage.
- Duplication of home or business premises.
- Improper sublease.
- Dwellings used for other purposes.
- Works, concealment of interior repairs.
- Undue assignments and subrogations.
- Absences.
- Evidence for evictions.