{"id":83986,"date":"2025-02-21T02:10:11","date_gmt":"2025-02-21T02:10:11","guid":{"rendered":"https:\/\/mailrelay.com\/glosario\/mailing-automation\/"},"modified":"2026-09-12T11:36:58","modified_gmt":"2026-09-12T11:36:58","slug":"mailing-automation","status":"publish","type":"glossary","link":"https:\/\/mailrelay.com\/en\/glossary\/mailing-automation\/","title":{"rendered":"Mailing automation"},"content":{"rendered":"\n
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Quick answer:<\/strong> Mailing automation means sending emails based on rules, dates, or actions from each contact. For example, a subscription can trigger a welcome email. A purchase can start a follow-up. This way you respond on time, personalize the experience, and reduce manual tasks.<\/p>\n<\/blockquote>\n\n

Mailing automation helps you keep communications relevant with hundreds or thousands of people. <\/strong><\/p>\n\n

Each subscriber receives the intended message when they meet a specific condition.<\/p>\n\n

You also decide the goal, the content, and the frequency. The platform runs the flow and records the results.<\/p>\n\n

This guide explains how to design an email marketing automation from scratch. It also includes examples, metrics, and a simple template for your first flow.<\/p>\n\n

With Mailrelay<\/a> you can create campaigns, manage contacts, and set up automations from a simple dashboard. You also have human support to help with any questions during setup.<\/p>\n\n

<\/p>\n\n

What is mailing automation?<\/h2>\n\n

Mailing automation is a sending system that responds to predefined events. These events can be actions, dates, contact data, or periods of inactivity.<\/strong><\/p>\n\n

Imagine someone downloads a PDF guide you’ve prepared.<\/p>\n\n

The system adds them to the right group and sends the resource. Two days later, it shares a related tip. If they click, they can receive a case study.<\/p>\n\n

All of this happens through an automation flow. You set up the logic once and then review its performance.<\/p>\n\n

The five pieces of an automated email marketing flow<\/h3>\n\n
Piece<\/th>Function<\/th>Example<\/th><\/tr><\/thead>
Trigger<\/td>Starts the journey<\/td>The contact fills out a form<\/td><\/tr>
Segment<\/td>Defines who enters<\/td>New leads interested in training<\/td><\/tr>
Wait<\/td>Controls the timing<\/td>Send the next email after two days<\/td><\/tr>
Action<\/td>Executes a task<\/td>Send an email or update a field<\/td><\/tr>
Exit<\/td>Avoids unnecessary messages<\/td>The contact exits when they make a purchase<\/td><\/tr><\/tbody><\/table><\/figure>\n\n

This structure turns a business idea into a controllable sequence. It also makes it easier to spot errors before activating the sends.<\/p>\n\n

Mailing automation vs. bulk sending: what’s the difference?<\/h2>\n\n

A bulk campaign goes out on a date chosen by your team. It can announce a promotion, a piece of news, or new content.<\/p>\n\n

An automated email goes out when a person meets a rule. That’s why two contacts can receive the same message on different days.<\/p>\n\n

Aspect<\/th>Mailing campaign<\/th>Email automation<\/th><\/tr><\/thead>
Start<\/td>Scheduled date and time<\/td>Individual action, condition, or date<\/td><\/tr>
Recipients<\/td>Selected list or segment<\/td>Contacts that meet a rule<\/td><\/tr>
Typical use<\/td>Newsletter, promotion, or announcement<\/td>Welcome, follow-up, or reactivation<\/td><\/tr>
Recurring work<\/td>Requires preparing each campaign<\/td>The flow stays active once set up<\/td><\/tr>
Personalization<\/td>Data and segments<\/td>Data, behavior, and position in the flow<\/td><\/tr><\/tbody><\/table><\/figure>\n\n

Both formats complement each other. You can send regular newsletters and use mailing automation for individual moments.<\/p>\n\n

What benefits does email marketing automation offer?<\/h2>\n\n

The most visible advantage is time savings. However, its value grows when you connect each flow to a measurable goal.<\/p>\n\n

You respond while interest is active<\/h3>\n\n

An immediate welcome takes advantage of the attention a subscription generates. A reminder can also revive a conversation before it goes cold.<\/p>\n\n

You personalize without writing every email from scratch<\/h3>\n\n

Custom fields let you adapt names, interests, or other data. Segments also help you send more relevant content.<\/p>\n\n

You keep a consistent experience<\/h3>\n\n

Every new contact receives the journey you’ve defined. This reduces oversights and keeps follow-up from depending on manual tasks.<\/p>\n\n

You scale your communication<\/h3>\n\n

The same flow can serve ten people or thousands. Even so, you need to watch the frequency, list quality, and results.<\/p>\n\n

You learn from real data<\/h3>\n\n

Opens, clicks, unsubscribes, and conversions show what’s happening. Then you can improve subject lines, messages, timing, and calls to action.<\/p>\n\n

Mailing automations you can apply in your business<\/h2>\n\n

Start with a repetitive moment close to sign-up. Later, you can expand the system with more journeys.<\/p>\n\n

Automation<\/th>Trigger<\/th>Main message<\/th>Priority metric<\/th><\/tr><\/thead>
Welcome<\/td>Confirmed sign-up<\/td>Delivery and next step<\/td>First click or activation<\/td><\/tr>
Lead nurturing<\/td>Download or sign-up to a group<\/td>Education and proof of value<\/td>Qualified leads<\/td><\/tr>
Abandoned cart<\/td>Purchase started and not completed<\/td>Product reminder<\/td>Recovered purchases<\/td><\/tr>
Post-purchase<\/td>Order confirmed<\/td>Usage, help, and recommendation<\/td>Repeat purchase<\/td><\/tr>
Appointment or renewal<\/td>Upcoming date<\/td>Reminder and action<\/td>Appointments or renewals<\/td><\/tr>
Reactivation<\/td>Extended inactivity<\/td>Preferences or return<\/td>Reactivated contacts<\/td><\/tr><\/tbody><\/table><\/figure>\n\n

Welcome series for new subscribers<\/h3>\n\n

The welcome<\/a> series confirms that the subscription worked. It also introduces your offer and guides them toward a first action.<\/p>\n\n

You can send a promised resource, explain what the person will get, and recommend some content. Then, add a clear invitation to reply, visit, or try something.<\/p>\n\n

Drip campaign to educate a lead<\/h3>\n\n

A drip campaign spreads information over several days. Each email answers a question and moves the contact closer to a decision.<\/p>\n\n

This format fits services, training, software, and B2B sales. It also avoids packing too much information into a single message.<\/p>\n\n

Mailing automation for an ecommerce store<\/h3>\n\n

A store can trigger emails after an abandoned cart, a purchase, or a period without orders. It can also segment by categories or history.<\/p>\n\n

The content should reflect the customer’s actual action. Include the product, resolve friction points, and offer a direct path to the next step.<\/p>\n\n

Post-purchase follow-up<\/h3>\n\n

The payment doesn’t close the relationship. You can send instructions, answer common questions, and ask for feedback at the right time.<\/p>\n\n

Later on, a related recommendation can drive another purchase. To do this, use relevant data and avoid disconnected promotions.<\/p>\n\n

Reminders and date-based campaigns<\/h3>\n\n

A date can trigger renewals, appointments, birthdays, or expirations. This type of automated email marketing works well when timing adds value.<\/p>\n\n

Always check the time zone and the stored date. A late reminder loses its usefulness and can damage trust.<\/p>\n\n

Reactivation and contact cleanup<\/h3>\n\n

You can identify subscribers who haven’t opened or clicked in months. Then send a short sequence to confirm their interest.<\/p>\n\n

If the person stays inactive, consider excluding them from regular campaigns. A healthier list protects your metrics and improves deliverability.<\/p>\n\n

How to create a mailing automation step by step<\/h2>\n\n

It’s best to start with a short flow that’s easy to measure.<\/p>\n\n

1. Choose a goal and a single main action<\/h3>\n\n

Define what change you expect after the sequence. It can be a purchase, a booking, a reply, or an account activation.<\/p>\n\n

Then choose a related indicator. If you’re after sales, the goal shouldn’t be limited to getting opens.<\/p>\n\n

2. Review your database and consent<\/h3>\n\n

Use contacts obtained with a valid basis for sending communications. Inform clearly and offer an easy unsubscribe in every commercial email.<\/p>\n\n

It’s also a good idea to remove invalid addresses and duplicates. Also, only record the data you need to personalize the journey.<\/p>\n\n

3. Create useful segments<\/h3>\n\n

Group contacts by a difference that changes the message. Interest, purchase stage, or recent activity usually add value.<\/p>\n\n

Avoid segmenting just to pile up filters. Each segment should respond to a specific decision within the email automation.<\/p>\n\n

4. Map out the minimum journey<\/h3>\n\n

Write down the trigger, the waits, the messages, and the exit. You can start by doing this on a simple sheet.<\/p>\n\n

Include a rule for those who already completed the goal. This way they won’t receive reminders that are no longer relevant.<\/p>\n\n

5. Write short, connected emails<\/h3>\n\n

Every email needs a purpose. Keep one main idea, a clear context, and a visible call to action.<\/p>\n\n

Also, link each message to the previous one. The sequence should move forward, even if the reader only remembers the central idea.<\/p>\n\n

6. Set up fields, timing, and conditions<\/h3>\n\n

Bring the journey into your mailing automation tool. Check for empty values, schedules, and possible duplicate entries.<\/p>\n\n

If you use a personalized name, prepare a fallback. “Hi there” works better than showing a broken field.<\/p>\n\n

7. Test the entire flow<\/h3>\n\n

Use test contacts to go through every path. Check links, variables, mobile design, sender, and landing page.<\/p>\n\n

You should also check the exit. A converted contact needs to leave the planned sequence.<\/p>\n\n

8. Launch, measure, and improve<\/h3>\n\n

Let the flow build up a useful sample. Then change one variable per test and record the result.<\/p>\n\n

A\/B tests can compare subject lines, calls to action, or content. However, avoid changing everything at once.<\/p>\n\n

You can see how to create automations with Mailrelay here.<\/a><\/p>\n\n

Example of mailing automation: a four-email welcome series<\/h2>\n\n

This flow works for a small service business. Its goal is to get a first request for information.<\/p>\n\n

Email 1: instant delivery<\/h3>\n\n

Trigger:<\/strong> confirmed sign-up on the form.<\/p>\n\n

Content:<\/strong> welcomes them, delivers the resource, and explains what comes next.<\/p>\n\n

Action:<\/strong> visit a related guide.<\/p>\n\n

Email 2: problem and solution<\/h3>\n\n

Wait:<\/strong> two days.<\/p>\n\n

Content:<\/strong> solves a common difficulty with an actionable tip.<\/p>\n\n

Action:<\/strong> answer a short question or check out an example.<\/p>\n\n

Email 3: proof of value<\/h3>\n\n

Wait:<\/strong> three days.<\/p>\n\n

Condition:<\/strong> the contact hasn’t requested information yet.<\/p>\n\n

Content:<\/strong> shares a case, process, or result that removes a doubt.<\/p>\n\n

Action:<\/strong> learn about the right service.<\/p>\n\n

Email 4: next step<\/h3>\n\n

Wait:<\/strong> four days.<\/p>\n\n

Content:<\/strong> sums up the benefit and makes deciding easier, without pressure.<\/p>\n\n

Action:<\/strong> book a call or request a proposal.<\/p>\n\n

If the contact converts, they exit the sales flow. They can then enter an onboarding or follow-up automation.<\/p>\n\n

How to choose a mailing automation tool<\/h2>\n\n

The best platform is the one that covers your journey with reasonable room to grow. A complex solution can add unnecessary cost and a steep learning curve.<\/p>\n\n

Before deciding, review these criteria:<\/p>\n\n