Love / Polish girls attitude - what should I know about the behaviour of Polish girls? [30]

Hi!
I am a Portuguese who has a relationship with a Polish girl. I Love her a lot and see a future together.
I do know that there are diferences in our cultures although we are both from catholic countries.
My question: Is there relevant things that I should know in my behaivour towards polish girls ?
Can any girl on the forum help me?
Thank you!