JOBS AND FUTURE IN POLAND

i want to come to poland for a work permit and may even think of living here in future:I read that the average salary in poland is 3000plz..i earn about 4000plz in my country and sometimes upto 6000plz aswell.the cost of living in my country is very low upto 2000plz at a comfortable living..my polish friend says that poland's economy has grown and i will find a better job there..i am an architect.should i trust him and go?

one more thing:with a polish nationality and workpermit will i be able to travel and seek for work anywhere in europe????

Of course not. You will be able to look for work solely in Poland.