This may be the most common sign-off of them all.
Plus, as Licht points out, it puts you in a "subservient position where you can't take action, but must wait for the other person's cue.
If you don't, though, it's not a good option.
Do Include a Closing Some people think they can simply leave a closing out of an email.
In most emails, the sign-off should be left justified or up against the left margin of the page.
Cheers, Faithfully, Many thanks, Warmly, Yours truly.
By Alison Doyle.
First, you want to make sure you include a comma after your closing remark.