This is more an IT question than a practical one. I am currently in Spain try...

This is more an IT question than a practical one. I am currently in Spain trying to teach someone who is about to travel to Mexico how to use UBER. The app interface DOES NOT look the same way it looks like when I am in Mexico. It does NOT show the fare and it does NOT show the share-your-rider pool option. If I simulate requesting an uber in Madrid or the US, I can see the fare estimate just fine. But if I use mexico city addresses the "Fare estimate" button vanishes. To compound my confusi