Looking on the internet deeply has found these results:

let me know if is the most popular phrase on the web.

let me know either way 15,620 results on the web	let me know if 171,000,000 results on the web More popular!
Some examples and use cases from the internet:	Some examples and use cases from the internet:
Aug 16, 2012 ... Ending the conversation with “will you please let me know either way?” undermines that and makes you suddenly look less confident. It's pretty ... 13 déc. 2006 ... Bonjour, Je veux dire "Please let me know either way" en français. Il faut que je sois très polie, donc je veux utiliser la forme "merci de..." Please let me know either way. You can see more info here (your website address). If I don't hear from you, I'll follow up with a call next week.” Email Secret #4: ... Jun 18, 2012 ... I am going to repeat that: THE most effective line to use in your follow up is " Please let me know either way". Sure, it's more polite for the ...	Jen, let me know if there's any sightings of Farrow. So let me know if Tracy comes back. Well, let me know if any come enquiring after rooms. owner with this idea. Please let me know if he gets any worse. Just let me know if you have any premonitions. And let me know if I can be co So, let me know if you have any other observations on weather patterns.

let me know either way

15,620 results on the web

let me know if

171,000,000 results on the web

More popular!

Aug 16, 2012 ... Ending the conversation with “will you please let me know either way?” undermines that and makes you suddenly look less confident. It's pretty ...
13 déc. 2006 ... Bonjour, Je veux dire "Please let me know either way" en français. Il faut que je sois très polie, donc je veux utiliser la forme "merci de..."
Please let me know either way. You can see more info here (your website address). If I don't hear from you, I'll follow up with a call next week.” Email Secret #4: ...
Jun 18, 2012 ... I am going to repeat that: THE most effective line to use in your follow up is " Please let me know either way". Sure, it's more polite for the ...