The difference of food in where at home they eat traditional Hispanic food while in public they are introduced to American food.
All of the above
1. names of places: While i'm not sure about this one, i know that areas that used to be under Spanish control (South-West) were part of Mexico before the Texas Independence, which means the place has received influence
2. Television: As seen today, there are Spanish-speaking channels on television even inside the US, provided by Cable and other companies geared towards spanish speakers
3. music: As seen today, there are Spanish songs that are played on the radio, and is becoming increasingly popular with spanish-speaking Americans.
4. Food: Especially in the South-western area, Mexican & Spanish food can be found, from tacos, to tamales, to other kinds of food.
hope this helps
Ayer Uds. asistieron al partido de fútbol.
True, conjugation is making the verb agree with the subject