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by
Ludovic Armand
October 27, 2022
· Updated on
February 14, 2025
You’re probably already familiar with the concept of an email thread or email chain. They certainly have been part of your email inbox at some point, or maybe you still use them for your business communication.
Email threading allows you to trace the history of your emails easily, but it comes with certain disadvantages.
In this blog, we’ll look at email threads' advantages and disadvantages, unspoken email etiquette around email chains, and how you can use Missive to take advantage of the future of email conversations.
An email thread is the chain of messages and replies between you and other people, grouped together in a conversation. When you click "Reply" to a message, your new message is added to the end of the thread so that everyone can follow the conversation.
This way, you can see the whole conversation that has taken place between you and other people. Unless someone is removed from the copy, all recipients will receive all the group messages with their replies.
Email thread replies are typically arranged in chronological order starting from the first reply to the most recent one. This arrangement is helpful for recipients who are following the conversation because it’s organized the discussion in a simple structure.
Email threading can be helpful when you need to refer to a previous conversation.
With email threading enabled in your email client, all replies will automatically use the "RE:" preposition in the subject line and will be grouped in one discussion.
An email thread can be extremely beneficial in several ways for your business communications. Here are some reasons why email threading can be helpful:
First, email chains can help reduce the amount of time you spend managing your inbox. By keeping all messages in one place, you can quickly scan through a thread and get the information you need without having to search through your entire inbox.
A conversation view can help improve communication with your team. By using a group email, you can avoid miscommunication and ensure that everyone is on the same page.
Email threads allow you to keep track of an entire conversation in one place by organizing related emails into one group. This can be very helpful when trying to resolve an issue or follow up on a task.
While an email thread can be a helpful way to keep track of related messages, it can also have some drawbacks. Here are some of the disadvantages of email threading:
It can be difficult to follow a thread if it gets too long or if there are too many messages in it. When email threading is enabled, each reply to an email is grouped with the original email and any previous replies.
Additionally, if you delete an email in a thread, it can delete all emails in the thread, which can be frustrating if you only wanted to delete one email.
When an email thread is shared with both people from your organization and people externally, there are high risk of sharing internal communication with the people in the thread outside of your organization.
This happens when people communicate internally about a specific thread and forget to remove the external recipients from the message.
Some email providers do not support email threading, which can make it difficult to keep track of conversations if you switch between providers. If you’re using an email provider that does not support email threading.
Some recipients of email threads may receive irrelevant emails. This is because when someone replies to an email thread, everyone who was originally included in the thread will receive the reply.
This can be a problem if the original email was not relevant to everyone in the conversation or if the reply is not for all the recipients of the emails and is only for internal communication.
Now that we covered the advantages and disadvantages of email chains, here are some unspoken rules to maintain proper "reply all" etiquette.
Email threads are great for a historical log of decision making, it is not good for discussion and even worse for discussion that doesn't involve or require the entire group. By doing the latter, you are stealing attention and time from everyone who has to open that email.
This is obvious but often forgotten, so we wanted to remind you explicitly. Sensitive or private information should always be sent as a separate individual email.
Missive is a collaboration tool for teams built around emails. It’s a great way to communicate with your team and collaborate on emails and other types of communication mediums.
With Missive, you can take advantage of the best email threading practices to make while avoiding all its disadvantages. It’s easy to collaborate and discuss with your team members privately in an email thread with people from outside your organization.
Communications with your colleagues are sent as chat messages directly in the conversation with the emails. It ensures that you don’t send confidential information accidentally to the wrong people.
This way there is no data leak possible, internal communication happens via chat messages, and external communication happens via emails.

Missive also lets you easily share emails with other team members without having to send them a copy of the email. You can either link to an email in a new conversation, mention them in a chat inside the email conversation, or assign a team or someone personally.
Best of all, you can merge all types of messages in one conversation, let it be emails, chats, SMS, social media messages, call logs, voicemail, etc.

The most popular email clients support email threads and enable them by default. However, here’s how to activate it in the most popular email clients:
By default, Email threading is enabled in Google’s email client. Here’s how to manage email thread setting in Gmail.





Email thread is turned on by default in Microsoft’s email client. Here’s how to manage email thread settings in Outlook.



Email thread is turned on by default on Apple’s email client. Here’s how to manage email thread setting in Apple Mail.


In Missive, email threading is always on. As a collaborative app, we think that threading is part of the core experience. However, we do offer an alternative for people who prefer each email to have its conversation.
You can move an email out of its original conversation and into a new one with just one click. This is a great way to keep important emails separate from the rest of the conversation, which can be noisy and overwhelming.

If you decide that you prefer to stick with email threads for your professional discussions, no worries.
Here are a few etiquettes in mind to keep email threads effective.
First, always include a clear and concise subject line that accurately reflects the content of the email. This will help recipients quickly understand what the email is about and whether or not they need to read it.
Even if this rule doesn’t only apply to email strings, it is really important in a thread to be sure the subject line accurately reflects the content of the conversation.
When using a thread to reply to messages, always make sure to stay on topic. If the conversation veers off course, start a new email thread. This will help to keep the discussion focused and avoid getting lost in the messages when trying to follow the conversation.
Email threads are a great way to communicate in emails and organize replies in a nice and sorted conversation. However, if an email thread becomes too long or convoluted, consider moving the discussion to another medium, such as a phone call or in-person meeting.
Emails are not a chat. Other tools like Missive will be best suited for chatting and exchanging with your colleagues.
An email thread can quickly become confusing if people are not clear about what they are replying to. When replying to an email, always include a reference to the original message so that the recipient knows which part of the conversation you are replying to.
If the original message is no longer visible in the thread, quote it in your reply so that everyone can see what you are referring to. This will help to keep the conversation flowing smoothly and prevent misunderstandings.
Threads can quickly become confusing and difficult to follow when too many people are in CC (carbon copy) or BCC (blind carbon copy).
Only use cc and bcc when absolutely necessary to avoid overwhelming recipients and cluttering up the thread. When in doubt, it’s usually best to leave people off the cc or bcc list.
Email threading can be a useful tool, but it’s not for everyone. Some people prefer to keep their messages separate, and others find that email threading makes it harder to find the messages they’re looking for. Ultimately, it’s up to you to decide whether email threading is a helpful feature or a hindrance.
An email thread is a sequence of messages with the same subject organized into a conversation. When you reply to a message, the new message is added to the end of the thread.
You usually can "reply" or "reply all" in most email clients. The first option replies just to the form, and reply all replies to From + TO + CC.
To remove someone from an email thread simply remove their email address from the CC or BCC section of the email.
There’s no doubt that email threading is a convenient way to keep track of conversations, especially when multiple people are involved. But threads are actually a hindrance to productivity, as it can be difficult to follow a conversation. It also poses a security risk as it can be easy to accidentally share internal communication outside the organization.
With new tools, like Missive, that enable teams to collaborate outside the regular emails there is no doubt that a collaborative inbox will soon replace the traditional email thread.