What are the documents need for apply to poland...

Although the purpose of going to Poland is not clarified, we provide you with the following information:

If your question related to obtaining a tourist visa for Poland, then you shall review the Polish Embassy and apply for a tourist visa, attaching the following documents:

- A valid passport .

- Copy of residence.

- Bank account statement .

- Book a flight for the duration for the trip 

- International health insurance.

- A letter explaining itinerary during the trip is consistent with hotel bookings

- Hotel booking about for trip period.

- A letter from the employer explaining the date of appointment, salary, occupation and approval of the trip.

- Employer Trip Approval

You may check the website of the Embassy of Poland through the following website for more information:
the website of the Embassy of Poland

 And finally, if your inquiry is related to another thing, please explain.