If your visa application for Poland gets denied, you'll receive a formal explanation for the decision. You have 14 days from receiving the refusal to appeal. The appeal must be in Polish, so proficiency in the language or assistance is crucial. Address the appeal to the issuing Polish consul, though it's reviewed by an independent authority. Explain why you think the decision was wrong and include any additional supporting documents. If the appeal fails, you can file a complaint with the Voivods