She walks away from you without saying anything
Rude!
He says, "I gotta go now, bye!"
Polite!
She tells you goodbye because she has to eat.
Polite!
She says, "Gotta go! Bye!"
Polite :)
She says, "Gotta go though" and leaves without saying goodbye
Rude!
She says, "I gotta go. Ok, bye!"
Polite!
Stitch tells you "Good night. See you tomorrow" because it's bedtime
Polite!
Sonic tells you, "Got to go!" and runs away.
Rude :(