This document discusses the uses of the verb "to be" in Spanish. It can be used to give and ask for personal information, describe people, objects and places, talk about professions, nationalities and origins, and express age. Examples are provided to illustrate asking for a name, phone number, and favorite color. Descriptions of a person and places are also given. Ways to discuss professions, nationalities, and origins are shown along with examples. The last section explains how to express age in Spanish using the verb "to be" and the phrase "years old".