Best Practices for Email Sender or Cold Email Mailbox
title: Best Practices for Email Sender or Cold Email Mailbox
description: >-
Follow these best practices to maximize deliverability and protect your
mailboxes.
Overview
Following best practices for your email senders and cold email mailboxes helps maximize deliverability, protect your domain reputation, and improve campaign results.
Email WarmUp Settings
Use these recommended settings when configuring WarmUp for a new sender:
Max Daily WarmUp Limit: 30 to 50
**EnabFew readersDisable Opens Link Clicks or Reply Tracking
title: Disable Opens Link Clicks or Reply Tracking
description: 'Turn off email open, link click, or reply tracking for your sequences.'
Overview
You can disable tracking for any emails you send by unchecking the tracking options while scheduling and launching your sequence.
Disable Tracking
While scheduling your sequence, open Sequence Settings.
Uncheck the tracking options you want to disable:
Email opens
Link clicksFew readersEmail Sender Keeps Disconnecting
title: Email Sender Keeps Disconnecting
description: Troubleshoot why your email sender keeps disconnecting and how to fix it.
Overview
If your email sender disconnects repeatedly, this issue originates from your Email Service Provider (ESP). This is more common with SMTP/IMAP providers; Gmail and Outlook rarely experience this problem.
Common Reasons for Disconnection
Sending too many emails
High email bounce rate
Unstable Email Service Provider
Provider detected colFew readersEnable Disable Notifications
title: Enable Disable Notifications
description: 'Manage email, in-app, push, and Slack notifications in SalesBlink.'
Overview
Notifications help you stay on top of tasks in SalesBlink.
Default Notification Settings
Email notifications - Enabled
In-app notifications - Enabled
Push notifications - Prompted automatically
Slack (Chat) notifications - Optional opt-in
Disable Notifications
Click the Bell icon to access notifications.
Click the *SettingsFew readersGDPR - Can I send cold emails
title: GDPR - Can I send cold emails
description: Understand GDPR rules and how to send compliant cold emails to professionals.
Overview
Yes, you can send cold emails to professionals if they are relevant and appropriate.
What Counts as a Marketing Email
A marketing email is generally any email that promotes your products or services.
How to Stay GDPR Compliant
Target the right prospects - Send emails only to people for whom your message is relevant.
Personalize your eFew readersHow Are Opens Link Clicks and Replies Tracked
title: How Are Opens Link Clicks and Replies Tracked
description: Learn how email tracking works and why reply tracking is recommended.
Overview
SalesBlink can track email opens, link clicks, and replies — but we strongly advise against using open or click tracking.
We really, really do not recommend tracking opens or clicks. Our internal tests show that when you enable open or click tracking, your chances of landing in the inbox drop significantly — by up to 70% — even if youFew readersHow Do I Rotate Email Addresses Senders
title: How Do I Rotate Email Addresses Senders
description: >-
Distribute emails across multiple senders to improve deliverability and
volume.
Overview
Rotating your email senders can significantly improve your outreach performance.
Benefits of Rotating Email Senders
Improves deliverability - Emails are distributed across multiple senders, reducing the load on a single account.
Send higher volume of emails - Since emails are split between multiple senders, you can safelFew readersHow Many Emails Should I Send Per Day
title: How Many Emails Should I Send Per Day
description: Recommended daily sending limits based on sender age and reputation.
Overview
Start low and increase gradually to protect your sender reputation and avoid spam filters.
Recommended Daily Limits
Sender Status Daily Limit Timeline
New sender 10–20 emails/day First 1–2 weeks
Warmed up sender 20–30 emails/day After 1–2 weeks of warm-up
| Established sendFew readersHow to Edit the Email Senders Name
title: How to Edit the Email Senders Name
description: Change the display name for your email senders in SalesBlink.
Overview
The steps to change the sender name depend on the type of sender you are using.
Gmail / Outlook
Update the sender name directly in your email account settings:
Go to Gmail Settings or Outlook Settings.
Change your display name.
Reconnect the sender in SalesBlink.
Google Workspace Alias
Update directly from SalesBlink:
EditFew readersHow to Know Who Is My Email Service Provider
title: How to Know Who Is My Email Service Provider
description: Identify your email service provider using MX lookup tools.
Overview
Your email sending limit depends on your Email Service Provider (ESP), so it is essential to know which provider you are using.
Find Your ESP
Go to Mxtoolbox.com.
Enter your domain name or email address in the search box.
Press Enter or click MXLookup.
The results will provide all necessary information regaFew readersHow to Remove Leads from a Sequence
title: How to Remove Leads from a Sequence
description: Remove leads from an active sequence manually or automatically.
Overview
You can remove leads from an active sequence in two ways depending on whether the lead has replied or not.
Lead Has Replied - Automated Method
Automatically stop sequences when a lead replies.
How to Set It Up:
While scheduling your sequence:
Enable the checkbox: **Stop sequence for lead when they replFew readersHow to fix Blacklist
title: How to Fix Blacklist
description: What to do when your domain or IP is blacklisted.
Overview
If your domain or IP address has been blacklisted, the reality is that fixing it is almost impossible — and even when possible, it is almost never worth the time or effort.
What You Should Do
Get a new burner domain and move on.
Blacklists are designed to flag domains and IPs that show spam-like behavior. Once flagged, your domain's reputation is permanently damaged in thFew readersHow to fix Error leads in a sequence
title: How to fix Error leads in a sequence?
description: Fix leads marked as error in a sequence by editing and rescheduling it.
Overview
When a sequence launches, some leads may be marked as Error on the reports page. This usually happens for one of the following reasons:
There is/was an issue with the email sender.
The lead has unsubscribed previously.
The sequence is set to send only to verified leads, and some leads in the list are not verified.
Other errors.
HoFew readersHow to fix low sender health
title: How to fix low sender health
description: Recover your sender reputation when health drops below 85.
Overview
Sender health reflects how trustworthy email providers consider your mailbox. A healthy sender reputation keeps your emails landing in inboxes rather than spam folders. When health drops, you need to act quickly to protect your domain and recover your reputation.
Related: If you are unsure why your emails are landing in spam, see [Why Are My Emails Going To SpamFew readersIs SalesBlink Down
title: Is SalesBlink Down
description: Check the real-time status of SalesBlink services.
Overview
If SalesBlink is not working for you, you can check the status of all our services at:
https://status.salesblink.ioFew readersReplies Not Showing in Inbox
title: Replies Not Showing in Inbox
description: Troubleshoot why replies are not appearing in your SalesBlink inbox.
Overview
If you are not seeing replies in your SalesBlink Inbox, check the requirements below.
Requirements for Replies to Appear
1. Inbox Must Be Enabled for the Email Sender
Replies will only be collected for email senders that have Inbox enabled.
Go to Outreach → Email Senders
Click the Edit icon next to your sender
Ensure the **[UnifieFew readersSalesBlink Affiliate Program
title: SalesBlink Affiliate Program
description: Earn up to 30% lifetime commission by referring users to SalesBlink.
Overview
SalesBlink offers an Affiliate Program where you can earn up to 30% commission on every referral with lifetime earnings.
Sign up at: https://affiliate.salesblink.io/program
Frequently Asked Questions
Can I refer to myself?
No, self-referrals are not allowed.
What is the minimum payout amount?
The minimum payout threshold is $50.
**What isFew readersUnable to Connect to SMTP IMAP
title: Unable to Connect to SMTP/IMAP
description: Troubleshoot SMTP/IMAP connection failures and invalid credential errors in SalesBlink.
Overview
If you see a connection failed or credentials are invalid error while connecting your SMTP/IMAP email sender in SalesBlink, the issue is usually related to incorrect credentials or provider-side connection settings.
Solution
Double-check that your credentials are correct. Make sure you are entering the right email addressFew readersUnable to Log In to SalesBlink
title: Unable to Log In to SalesBlink
description: Troubleshoot common login issues and recover your account.
Overview
Troubleshoot common login issues such as sign-in page errors, forgotten passwords, and deactivated accounts.
Sign-In Page Issues
If the sign-in page is not opening or not working properly, try these steps:
Clear your browser cache.
Try a different device.
Switch your network (Wi-Fi or mobile data).
Forgot Password Not Working
This may happen if yourFew readersUnpause or Restart Sequence
title: Unpause or Restart Sequence
description: Pause a running sequence or restart it later.
Overview
You can pause a running sequence at any time and restart it later. Pausing immediately stops all pending emails, while restarting re-schedules them for leads that have not yet completed the sequence.
Pause a sequence
Go to Outreach → Sequences.
Find the sequence you want to pause.
Click the three-dot menu on the right side of the sequence row.
Select **PaFew readersWhat Are AI Credits Used For
title: What Are AI Credits Used For
description: Learn which SalesBlink AI features consume credits and how they work.
Overview
AI Credits are the currency used to power artificial intelligence features inside SalesBlink. Every time you use an AI-powered tool, a small number of credits is consumed.
Features that use AI Credits
Cold Email Sequence Creation — Generates complete multi-step cold email sequences with automatic follow-ups.
Outreach AI - Personalized EmailsFew readersWhat Email Providers Are Best for Cold Emailing
title: What Email Providers Are Best for Cold Emailing
description: Compare email providers and choose the best one for cold outreach.
Overview
The effectiveness of email providers for cold emailing depends on factors like your target audience, setup and configuration, and sending practices and limits. No provider is perfect on its own; success depends on how well you follow best practices.
Below is a comparison of major providers to help you choose the right one for your needs.Few readersWhat Is SalesBlink's Email Sending IP
title: What Is SalesBlink's Email Sending IP
description: Find the IP addresses SalesBlink uses to send emails.
Overview
SalesBlink does not use its own IP to send emails. Your connected email provider's IP is used instead.
When you connect an email sender (Gmail, Outlook, Zoho, or SMTP/IMAP), emails are sent from that provider's IP address—not from SalesBlink.Few readersWhat Is Spam
title: What Is Spam
description: Understand the difference between legitimate cold email and spam.
Overview
In the modern digital sales landscape, there is a common misconception that all cold outreach is inherently spam. However, cold email itself is not spam. The distinction between a legitimate business inquiry and digital clutter lies entirely in strategy, relevance, and respect for the recipient's time and needs.
The "Spray and Pray" Trap
Cold email crosses the line into spFew readersWhat and How of Email Verification
title: What and How of Email Verification
description: Learn how email verification works and why it matters for deliverability.
Overview
Email verification is a key factor in maintaining high email deliverability.
What is Email Verification
Email verification is the process of confirming that an email address is:
Valid in format
Connected to a working mail server
Capable of receiving emails
What Does This Involve
Functional Mail Server (MX Record):
Ensures tFew readersWhat is Provider Matching?
title: Enable Provider Matching Feature
description: >-
Learn how provider matching improves deliverability by sending emails from a
sender that matches your lead's email provider.
Overview
Provider matching is a setting in SalesBlink that tries to send each email from a sender that uses the same email provider as your lead. The goal is to keep emails within the same provider ecosystem, which can improve deliverability and reduce the chance of messages landing in spam.
What IFew readersWhich Email Service Provider should I use as Email Mailbox for cold email
title: Which Email Service Provider should I use as Email Mailbox for cold email
description: Choose the right email provider for your cold email needs.
Overview
Choosing the right Email Service Provider (ESP) is one of the most important decisions for cold email success. The wrong provider can get your mailbox banned, send your emails straight to spam, or block you entirely before you even start.
We strongly recommend using **[Google Workspace](../email-senders/connecting-google-woFew readersWhy Am I Receiving Random Useless Spam Sales Emails
title: Why Am I Receiving Random Useless Spam Sales Emails
description: Understand why you might receive unwanted sales emails and how to stop them.
Overview
These are Email WarmUp emails. They appear when Email WarmUp is enabled on your account.
What Is Email WarmUp?
Email WarmUp improves your sender reputation by:
Sending emails between 100,000+ active addresses in the warmup pool network
Replying tFew readersWhy Are My Emails Going To Spam
title: Why Are My Emails Going To Spam
description: Fix common issues that cause your emails to land in spam folders.
Overview
Emails land in spam when providers don't trust your sender reputation or your content triggers filters.
Common Causes
Cause Solution
Sending too fast from a new account Slow down volume; warm up gradually
| No email warm-up history | Enable Email WarmUp in sender settingsFew readersWhy Is My Email Formatting Incorrect When Sent
title: Why Is My Email Formatting Incorrect When Sent
description: Fix email formatting issues caused by copied styling or CSS conflicts.
Overview
Email formatting changes after sending due to copied styling or conflicting CSS in your template.
Common Causes
Cause Description
Copied styling Pasted content carried over hidden formatting from the source
CSS conflicts Template contains style tags that interfere with renderingFew readersWhy Send Email In Plain Text
title: Why Send Email In Plain Text
description: Learn when and why to send plain text emails for better deliverability.
Overview
Plain text emails improve deliverability by avoiding spam filters and looking more personal.
Benefits
Benefit Why It Matters
Prevents spam issues Less likely to trigger spam filters
Better delivery Higher inbox placement rates
Feels personal Looks like a human-written message, not marketingFew readersWhy is WarmUp Blocked for my email sender
title: Why is WarmUp Blocked for my email sender?
description: Understand why warmup gets blocked and how to re-enable it.
Overview
WarmUp can be blocked or disabled for an email sender for several reasons. This document explains each cause, how the block works, and what you can do about it.
1. Bounce-Based Blocks (Auto-detected by the system)
Our system continuously monitors warmup emails for bounces. When a bounce is detected, an AI analyzes the bounce reason and takes pFew readers