Email services are online platforms that allow users to send, receive, and manage electronic messages, known as emails. These services typically provide features such as inbox organization, spam filtering, and the ability to attach files. Popular email services include Gmail, Yahoo Mail, and Outlook. Users can access their email accounts through web browsers or dedicated applications on smartphones and computers. Email services often offer additional tools, such as calendars and contact management, to enhance productivity. Security measures, like encryption and two-factor authentication, help protect users' information from unauthorized access.