If someone is unsure whether their financial dealings are ethical according to Islamic principles, they should take the following steps:
1. **Seek Knowledge**: Study Islamic finance principles, particularly regarding *riba* (interest), *gharar* (excessive uncertainty), and *haram* activities.
2. **Consult a Scholar**: Seek advice from a knowledgeable Islamic scholar or a certified Islamic finance expert to clarify any doubts.
3. **Evaluate Intentions and Actions**: Reflect on the ethical implications of your dealings, ensuring they align with fairness, transparency, and justice.
4. **Perform Istikhara**: Pray for guidance through *Salat al-Istikhara*.
5. **Make Ethical Adjustments**: If any aspects of your financial dealings are found to be unethical or non-compliant, take steps to rectify them immediately.