Citi.com is the official online domain of Citi, which is a big internationally acclaimed bank based in the United States. Fans of Major League Baseball's New York Mets should be familiar with Citi bank and the name as their new stadium that was opened in 2009 is named Citi Field. Citi is very diverse as they serve over 200 million customers in over 100 countries. One can open an account with Citi through the site and they can also sign on to their account. Big sections on the site include banking, credit cards, lines & loans, and investing. The banking section has features and sub sections such as online banking with bill pay, checking, certificates of deposits and more. The credit cards sections have certain features such as most popular, compare and apply and college cards. There is a section explaining why people should bank with Citi Bank. The three main reasons are sections at the lower part of the site called convenience, rewards, and security. The site shows its versatility as now there is now an app for it on the ever popular iPhone. This site is for all people that choose to bank with Citi and prospective bankers.