English signature type:

1. Your sincerely or Sincerely yours (applicable to all letters)

2.Best wishes,? Best, Regards,Yours ever (for private letters)

3. Affectionately, Yours Affectionately, Love, Lovely (for close friends and family)

4.Yours faithfully, Yours trully (for official letters)

5. In formal letters, you can use: Trully yours, Faithfully yours Extended Information

English letters, which are the most commonly used applied styles, usually consist of five parts for ordinary private letters: header, date, address, content (text, conclusion) and signature.

sometimes you can see the words Re: or Subject: between the title and the body. Generally in the middle of stationery, it can also be aligned with "salutation". You should also add a horizontal line at the bottom to attract the reader's attention and make it easier for the recipient to understand the main contents of the letter before reading it. The reason is generally used in official letters and can also be omitted.

Reference: Baidu Encyclopedia-English letters.