Matching Pairs Email writingOnline version Useful phrases for opening, ending in formal vs informal ways by Mária Fejes 1 An informal ending to indicate a reply is necessary 2 Friendly, informal close 3 Most commonly used formal&informal close 4 A friendly, informal introduction to say why you are writing 5 A formal form of address that is also used when first contacting a person 6 A more formal introduction to say why you are writing 7 Formal way of closing an email 8 An informal way to address colleagues you often work with 9 A friendly ending that can be used in formal or informal correspondence I am writing to/regarding Yours sincerely Hi/Hello/Hey (I am) looking forward to your reply. Just a quick note to... Regards/Best wishes Bye/All the best/Cheers Hope to hear from you soon. Dear Sir/Madam