One must always include up-to-date contact information within one's letter of inquiry, cover letter, portfolio, resume, and CV (curriculum vitae). As of 2007, the following contact information is considered vital: * Name * Phone Number * Email Address * City of operations The following contact information can be helpful: * Mailing Address (If you are planning to conduct much of your business through the mail, this information becomes vital) * Fax number * Electronic portfolio or blog website address