Business letter – People write formal requests, complaints, job applications, or official information.

Essay – People write their ideas, arguments, or explanations about a topic for school or university.

Personal email – People write about their daily life, plans, feelings, or ask for advice from friends or family.

Social media post – People share news, photos, opinions, or experiences with friends or the public.

Text message – People send quick messages to make plans, ask questions, or say hello.

In a business letter, people usually write formal messages such as job applications, requests, or complaints. An essay is often used to explain ideas, give opinions, or discuss a topic in detail, especially in school or academic settings. A personal email is more informal, and people use it to share news, feelings, or daily experiences with friends and family. On social media, people usually post updates about their lives, share opinions, photos, or interesting content. Finally, a text message is used for short and quick communication, such as making plans, asking simple questions, or sending quick information.