Law / I want to run a Persian (Iranian) restaurant in Poland! [46]

Greetings

I want to run a Persian ( Iranian) restaurant in Poland, Warsaw. (now I live in Iran)

1. Do Polish people like foriegn food ( like Indian, Turkish , Persian)

2. How much money I need to run this restaurant? about 100 m2 with medium equipments. ( rent or buy)

3. What must I do for legal affairs and How can I get legal papers? Whether must I be citizen?

4. If I need a business partner how can I get her/ him?

Many thanks
Asha