Travel / Non-EU citizens coming to Poland for 2 weeks. Do they need tourist invitations? [10]

i have five friends want to come here for tourism for two weeks
i heared that they need tourist invitation , how can i amke it guys ???/ :D and send it to them
they are non-EU citizens

Love / Hi Guys Iam British And i am went out a polish girl twice [28]

Hi Guys Iam British And i am went out a polish girl twice and i dont know whats the next step with her , i like her a lot but i dont know how to tell her about my feelings

i live her in warsaw and so is she..