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Since I tried Ludwig back in 2017, I have been constantly using it in both editing and translation. Ever since, I suggest it to my translators at ProSciEditing.

Justyna Jupowicz-Kozak
CEO of Professional Science Editing for Scientists @ prosciediting.com
by this email
Grammar usage guide and real-world examplesUSAGE SUMMARY
"by this email" is correct and usable in written English.
You can use it when you are referring to the email you are currently writing. For example, "I hope you can reply to my questions by this email."
✓ Grammatically correct
News & Media
Formal & Business
Science
Wiki
Alternative expressions(20)
in this email
through this email
via this email
in this message
with this email
using this email
contained in this email
attached to this email
communicated via email
by this letter
by this message
by this online
by this post
by this website
by this dissemination
by this messenger
by this internet
by this contact
by this send
by this electronically
Table of contents
Usage summary
Human-verified examples
Expert writing tips
Linguistic context
Ludwig's wrap-up
Alternative expressions
FAQs
Human-verified examples from authoritative sources
Exact Expressions
4 human-written examples
11.31pm GMT 61st over: New Zealand 148-2 (Williamson 51, Taylor 31) Potatoes Photograph: /Michael Plevin Panesar bowls an over, but I'm entirely distracted by this email.
News & Media
5.23pm: Judging by this email that dropped into Sean Ingle's inbox, the referee has done football in America no favours: "The horrific call against the third USA goal merely gives the sport of soccer ANOTHER black eye in America," says Joe from Fair Lawn, New Jersey.
News & Media
"My children were just completely shocked by this email, as was I. "We have been visiting this grotto for the last five years and my daughters were really looking forward to it again this year.
News & Media
For those who initially missed the news debunked by this email, Moviehole reported on Friday that Disney was "quietly developing" a follow-up to "Hocus Pocus".
News & Media
Human-verified similar examples from authoritative sources
Similar Expressions
56 human-written examples
Open this email by clicking on it.
Wiki
Check "Send email from this account by default" will make this email account the default email address.
Wiki
You can reach me at this email or by phone at (redacted).
News & Media
"Build support in your own community by forwarding this pledge by email, by knocking on doors and making phone calls".
News & Media
You can configure this by email account too, or allow certain mail alerts through the Do Not Disturb feature.
News & Media
The authors (SM, BM, AD and WP) collectively interpreted this by email and drafted the manuscript.
Science
Teachers who indicated at baseline that they were willing to complete a follow-up questionnaire after 6 months received this by email or post according to their preference.
Science
Expert writing Tips
Best practice
Ensure the context is clear so the reader understands you are referencing the present communication, not a previous one.
Common error
Avoid using "by this email" when you actually mean "in this email" or "via this email". "By" implies agency or means, while "in" refers to content and "via" to the communication channel.
Source & Trust
81%
Authority and reliability
4.3/5
Expert rating
Real-world application tested
Linguistic Context
The phrase "by this email" functions primarily as a prepositional phrase, modifying a verb or noun to indicate the means or method of an action. Ludwig AI confirms this usage with several real-world examples, showing it's often used to specify how a response or confirmation should be provided.
Frequent in
News & Media
25%
Formal & Business
25%
Science
25%
Less common in
Wiki
25%
Reference
0%
Encyclopedias
0%
Ludwig's WRAP-UP
In summary, the phrase "by this email" is a grammatically sound and acceptably common way to refer to the current email as the means of communication or response. Ludwig AI validates its proper usage in various contexts, most frequently in news, business, and scientific communications. To ensure clarity, use "by this email" when you want the recipient to take action in response to the email; otherwise, "in this email" may be more appropriate if you are referring to content contained within the message. While the phrase may not be the most ubiquitous, it is generally considered correct and understandable.
More alternative expressions(10)
Phrases that express similar concepts, ordered by semantic similarity:
in this email
Replaces the preposition "by" with "in", focusing on the content being within the email itself.
through this email
Indicates that the email is the medium through which something is being communicated.
via this email
A more formal way of saying "through this email", suggesting the email is the channel.
in this message
Broader term replacing "email" with "message", which could refer to other forms of digital communication.
with this email
Suggests that the email is accompanying something or being used in conjunction with something else.
using this email
Highlights the act of employing the email as a tool or method for communication.
contained in this email
Focuses specifically on information that can be found within the email.
attached to this email
Implies that something is physically connected to the email, like a document or file.
as per this email
Indicates that something is being done or referred to according to the instructions or information in the email.
communicated via email
Shifts the focus to the action of communicating and specifies that email was the method used.
FAQs
How can I use "by this email" in a sentence?
You can use "by this email" to refer to the email you are currently composing. For example, "Please confirm your attendance "by this email" before Friday."
What phrases are similar to "by this email"?
Similar phrases include "in this email", "via this email", or "through this email", depending on the specific context and nuance you want to convey. You could also say "in this message".
Is it correct to say "I sent it by this email"?
While understandable, it's more common and grammatically precise to say "I sent it in this email" if you're referring to content within the email, or "I sent it via this email" if the email was the means of transmission.
What's the difference between "by this email" and "in this email"?
"By this email" usually refers to taking an action as a result of receiving the email or in response to the email; "in this email" refers to information contained within the email. For example, you reply by this email, but the details are in this email.
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Table of contents
Usage summary
Human-verified examples
Expert writing tips
Linguistic context
Ludwig's wrap-up
Alternative expressions
FAQs
Source & Trust
81%
Authority and reliability
4.3/5
Expert rating
Real-world application tested