Should I Use Sincerely or Respectfully?

"Respectfully yours" is reserved for the president (and, for the Army only, the president's spouse) and the president-elect. "Sincerely" is used in all other cases. For more informal (but still professional) correspondence among military service members, "Respectfully" and "Very Respectfully" are used.

Which is better sincerely or respectfully?

If the letter is to a supervisor, someone you've never met or someone you don't know very well, choose a formal and professional ending like “Sincerely,” “Regards” or “Respectfully.” If the letter is for someone you have interacted with frequently or know well, then you may use a more informal closing while still ...

What is the difference between sincerely and respectfully?

As adverbs the difference between respectfully and sincerely is that respectfully is in a respectful manner while sincerely is in a sincere or earnest manner; honestly.