Spanish is the first language of Mexico, so a majority of business people would speak Spanish. Any foreign visitor would probably speak Spanish when conducting business in Mexico.

You can begin by doing research on line about beggining a business. You can also speak to professionals in the field you are interested in starting a business in.

the main language of the world is english and most of your customers may or may NOT speak english

A Business Technology Event is an event that features speakers who present business technology topics. For example, a speaker at a business technology event may speak about social networking.