All Question On One Pagetruefalse'Hi ...' is less formal than 'Dear ... ,'.1'How's it going?' is an informal way to say 'How are you?'.1It's important to give the reason for writing in the first sentence.2Phrasal verbs like 'catch up' make your writing sound more formal.2'How does ... sound?' is an informal way of suggesting something.1People don't write in paragraphs in informal emails.2https://339efcb25eb75e967b0d-ff8eeadd950d51fd1fc939dca75b3973.ssl.cf1.rackcdn.com/assets_default.swf