Law / Start a business in Poland - Tourism office, Arabian restaurant or other services [3]

My name is Nader, and i'm from Jordan i need to start a business in Poland i have friend from Poland and he a citizen and we speak to open something related with :

Tourism office - From Poland to Jordan.
Arabian Restaurant
or international Service company

My question here is how is the economic situation now in Poland and the projects above are useful and if there are tips please answer.

Note... that the Polish citizen will be my partner....