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Explore real-world applications and scenarios where MailerSend can help you.
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Knowledge base
Deliverability
Learn everything you need to optimize your email deliverability.
Bounced emails
Spam complaints
Suppressions
On Hold blocklist
Improve email deliverability
Reducing unsubscribe rates
Account reputation statuses
How to test email sending in MailerSend
Rate limits: How to reduce 403, 422, & 429 errors
Getting started
Navigating the dashboard
How to verify and authenticate a sending domain
How to start sending transactional emails
How transactional emails work
The difference between transactional emails and marketing emails
How to create automations
How to start sending SMS
How to purchase an SMS phone number
FAQ
How to merge multiple SPF records
Sender identities
REST API response codes
Email verification
How to whitelist IPs
Features
Sending domains
Managing API tokens
Domain tracking options
How to add a domain space to your account
SMTP relay
Webhooks
Inbound routing
Templates
How to add a survey to your emails
Email tagging
File manager
Email and recipient activity
Analytics
Split Testing
How to use the MailerSend iOS app
Schedule bulk emails with the bulk endpoint
Ensuring secure SMS communication: Verification and usage limits
SMS: How to handle opt-in and opt-out
Custom headers
Upcoming changes to TLS Protocol support
How to request a dedicated IP
Deliverability
Bounced emails
Spam complaints
Suppressions
On Hold blocklist
Improve email deliverability
Reducing unsubscribe rates
Account reputation statuses
How to test email sending in MailerSend
Rate limits: How to reduce 403, 422, & 429 errors
Account settings
User management
Switch accounts
Two-factor authentication
Change password
Delete account
Billing
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About MailerSend's refund and account policies
Integrations
How to integrate MailerSend with Zapier
How to integrate MailerSend with Airtable
How to integrate MailerSend with Slack for email event notifications
WordPress
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How to use personalization in emails