1She spoke impolitely to the waiter, which embarrassed her friends.
2Was he impolitely interrupting the speaker, or was there a technical issue?
3The politician was criticized for speaking impolitely about her opponent during the debate.
4Avoid responding impolitely to customer complaints, even if you disagree with their views.
5There are cultural norms that dictate how to behave impolitely without causing offense, but these vary widely.