These questions could be considered intrusive by many, but they are normal in Ukraine.They may include inquires about salaries, political orientation, religious orientation and similar.Ukrainians are almost always able to spot foreigners just from their clothes, which often display individualism through colors or unique design, whereas Ukrainians prefer gray and dark clothing to fit in with everyone else.It is common for newly formed friends to invite each other over their house.Ukrainians by nature are curious people, especially of foreigners.
In Ukraine, smiles are only seen when something funny or entertaining is observed.
Ukrainians typically have low level of respect for authorities or police.
This is mainly result of 70 years under communism, where police and people in government roles had ability to earn great living through bribes or other dishonest means.
Men can come up to girls sitting on the benches and simply start conversations and see where it leads.
In many countries men could be perceived as psychos doing this but not in Ukraine.