The USCIS issues an Employment Authorization Document in the following categories: 1  EAD: This document proves you are allowed to work in the U.S.  Renewal EAD: You should apply for an EAD renewal four months before your original EAD expires.
Definition of memo for English Language Learners. : a usually brief written message from one person or department in an organization, company, etc., to another. Thesaurus: All synonyms and antonyms for memo Spanish Central: Translation of memo Nglish: Translation of memo for Spanish speakers.
A memorandum, more commonly known as a memo, is a short message or record used for internal communication in a business. Learn more about the history. A memorandum, more commonly known as a memo, is a short message or record used for internal communication in a business. Once the primary form of internal written communication, memorandums (or memos) have declined in use since the introduction of email and other forms of electronic messaging.