5 things that are different here in Brasil then the United States.
1 They love to pay in instalments. In all the electronic and furniture stores you can pay in installments or one time ( em vista ) Even for small items like a blender or fan both options are given.
2 It is very rude to slam car doors. Especially when taking a Taxi. They prefer you close it firmly but softly.
3 Men greet women with two kisses. One on the left cheek then on the right. Men give each other a firm handshake and if they are close a one handed hug.
4 They love to dance and sing. At any moment a group of people can start singing or dancing to any popular song.
5 They love futebol ( Soccer ) and when the favorite team makes a goal you can here the cheers all through the city.