Offbeat email marketing strategies are less common tactics that go beyond basic segmentation: hyper-personalized gift coupons, dynamic segments built on spending habits, interactive and app-like emails, preference-based automation, guerrilla list building, lookalike personalization and co-branded bundle offers. Each works only if the emails also meet current deliverability rules and anti-spam law.
Key Takeaways
- Email volume keeps growing: Radicati Group figures published by Statista estimate 361.6 billion emails a day in 2024 and forecast 392.5 billion a day for 2026.
- Since February 2024, Gmail and Yahoo require bulk senders to authenticate their mail, offer one-click unsubscribe and keep spam complaint rates below 0.3%.
- Personalization, dynamic segments and automation work best when they are driven by real purchase and engagement data.
- Interactive (AMP) emails are supported only by some mail clients, so test before you build.
- In the US, the CAN-SPAM Act applies to all commercial email, including business-to-business messages.
According to 2021 figures, every day around 319.6 billion emails are sent. According to Radicati Group figures published by Statista, daily volume has since grown to an estimated 361.6 billion in 2024, with forecasts of 376.4 billion for 2025 and 392.5 billion for 2026 (the newest figures available as of October 2026). But with the growing numbers, email marketing tactics have evolved. What worked five years ago doesn’t work anymore, and the same applies to the future.
Email marketing remains a core channel for both established marketers and new entrants.

The main difference today is that email marketing strategies are evolving faster than ever before. This could be due to the technical innovations by ESPs and greater internet penetration combined with participation from an increasing number of brands.
This has led to a situation where innovating your email marketing strategy looks like a dead end. But one thing is for sure: There’s a lot more to email marketing than segmentation and customization. This guide covers eight offbeat email marketing strategies that can help make this your best year yet.
How Can Email Marketing Benefit Your Business
Marketers value email for a reason: it is one of the highest-return channels when done correctly. In Litmus’s 2025 State of Email survey of nearly 500 marketing professionals, 35% of companies reported a return of $10 to $36 for every $1 spent and 30% reported $36 to $50. Yet, rather than following a more considered path of action, many of us choose what appears to be quick and simple.
Even the biggest names will tell you that immediate satisfaction isn’t always the greatest method to win over your audience. In the long run, this may frequently cost you more time and money. There are best practices of email marketing that everyone is aware of nowadays. But people always want more.
They want things to be different. Grabbing people’s attention in the first look of your email is the prime focus. You grab their attention by providing them with something different and something fun. To reach more people, some marketers turn to lead-sourcing tools, and Klean Leads is one such tool. Before using any tool that scrapes or harvests email addresses, check the law: the US CAN-SPAM Act criminalizes certain automated methods of collecting email addresses, and mailing people who never opted in can push your spam complaint rate past the limits Gmail and Yahoo enforce.
8 Not-So-Mainstream Strategies For Better Email Marketing
The email will become your most significant channel if you implement these email marketing methods! Let’s get started.
Use Hyper Personalized Gift Coupons
In-mail gift cards are often underused in email marketing today. But we are not only suggesting you leverage gift coupons frequently, we want you to go one step ahead with it and provide a hyper-personalized customer experience through these cards.
For instance, if a customer regularly buys a product from your website and you haven’t been successful in upselling him a more premium item, the chances are that the price range is beyond their spending budget.
In this case, you can send them a gift coupon that allows the customer to buy the products from the higher segments at a discounted price, making such purchases accessible.
These types of email gift cards will find enormous appreciation as it helps fulfill your subscribers’ aspirations, thus strengthening brand loyalty. This may also help you improve your overall email metrics but what matters the most is the overall change in your customer’s outlook and the subsequent personal connect they develop with your brand.
Such hyper-personalization efforts can be triggered with the help of user activity, spending habits, and segmentation on the basis of affinities displayed by similar users. The original version of this article pointed to Uber as an example of a brand using personalization for in-mail gift coupons.
Create Dynamic Subscriber Segments Based On Spending Habits
Rather than repeatedly developing new segments, dynamic segmentation allows you to automate the process based on triggers, email metrics, and your sales strategy.
It’s all about targeting subscribers based on their activity and amount of involvement. This includes complex segmentation criteria like customer lifetime value, buyer personas, and propensity models.
When creating a dynamic subscriber segment, your focus should shift from individual customer journeys to buyer journeys for different products. For instance, you can identify the set of activities, spending habits, demographics, and so on for a group of customers buying a certain product.
You can map them as the parameters and include the targeted subscribers in a mailing list that caters to the buyers of the concerned products. Thus, dynamic listing ensures that your subscribers always get to see relevant emails no matter how quickly they change their preferences.
Use Interactivity In Newsletters
An interactive email newsletter contains material that better engages audiences. One of the most appealing aspects of interactive email marketing is that it necessitates client interaction to deliver a message more holistically. This ensures that they will be involved in marketing, which will assist enhance brand loyalty even further.
Embedding videos in emails is one of the most popular ways to engage clients more effectively. Including GIFs in your email newsletter is one of the most entertaining ways to make it interactive. You can take it to the next level by using features like Hamburger menus and app-like navigation to make the newsletter more appealing.
This is technically possible, though it usually needs specialist email developers. As of October 2026, the AMP for Email project lists AOL Mail, FairEmail, Gmail, Mail.ru and Yahoo Mail as supporting email clients, so plan for subscribers whose mail apps do not support interactive content.
Try Building App-Like In Mail User Experience
As we just discussed in the above points, curating an app-like user experience in your emails can be a game-changer. This is due to the fact that despite functionalities like menu buttons, navigation, and API-based integration, we haven’t witnessed a large-scale adoption by the marketer community.
In fact, every email marketing agency may have proposed doing so at least once, but the concerns regarding technical support from email clients keep us away from harnessing the already present functionalities.
What we would rather suggest is to start tipping your toes into this myriad of functionalities, their permutations, and combinations. Going one step at a time will help you analyze the features that go well with the email clients of your subscribers, and you can definitely expand their usage as popular mailbox providers continue to improve support.
Create Email Automation Workflows Based On Evolving Preferences
The secret sauce that makes lead nurturing programs so efficient and effective is marketing automation processes. Don’t even think about letting those hot leads cool down for a second.
Set up an internal procedure that tells your sales team when a contact in your database becomes a “hot lead”-that is when their activities bring them to a score that you’ve judged “hot,” or ready to speak with sales.
To create email automation based on people’s preferences, it is necessary to identify what level of target audience fit (job, business size) they are and their engagement (content downloads, email opens).
Email automation has always been campaign centric with user behavior being the second priority. Just changing this order can give you a whole new customer-centric brand persona.
Use Guerrilla Marketing Tactics For List Building
When you’ve chosen how to include guerrilla marketing into your email marketing plan, you’ll need to try out numerous ways, just as you would with any new methodology. You can use guerrilla marketing for both list building and for enticing your subscribers with curiosity regarding your upcoming offerings or sales promotions.
This can be considered as something that has been done since the advent of email marketing but never explored in its full glory. You may go on to interweave it with other elements of your email marketing strategy but make sure to make it obvious that you are creating hype.
Curate Personalized Emails Based On Engagement Rates For Remotely Similar Subscribers
Another email marketing strategy that we would like to share with our readers is to leverage personalization insights from remotely similar subscribers. This can be especially rewarding for brands that have a huge list of products.
Their buyers might not be able to browse through all of their offerings or try them out, which is quite understandable, but this strategy helps businesses skew off a little bit from their segmentation game for better results.
However, you may need to invest more time in monitoring its analytics and review the automation workflows from time to time. This is due to the fact that deviating from your sales objectives is very easy. Keep your basics strong, and make it a point to review the analytics reports for implementing this strategy.
Combine In Mail Gift Coupons With Cross-Selling-Based Product Bundling
Like in the first piece of advice, we recommend you combine gift coupons with another popular email marketing strategy: cross-selling. The idea is simple: Collaborate with a brand that isn’t your direct competitor but has customers interested in your products.
Run a cross-selling exercise where both of you feature each other’s brands with special discount coupons. But the twist here is to offer only bundled products.
This strategy can be extremely beneficial if your products have mutual user cases. In most cases, both your respective customer bases would be already using alternatives available in the market. Still, such exercises can provide you with a huge boost almost on an instant basis.
Wrap Up
All of these strategies may seem offbeat, but they should have been implemented long ago in a sense. It is quite possible that our fellow marketers might have leveraged a few of them in one form or the other, but it is necessary to lay down full emphasis on them before you can get the actual results. We hope that these eight email marketing strategies will help you win big this year and beyond.
What Rules Must Every Email Strategy Follow?
Every email marketing strategy, offbeat or not, must first reach the inbox. Since February 1, 2024, Google has required senders of more than 5,000 messages a day to Gmail accounts to meet stricter rules, and Yahoo began enforcing similar requirements in the first half of 2024.
| Requirement | Gmail (bulk senders) | Yahoo (bulk senders) |
|---|---|---|
| Authentication | SPF, DKIM and DMARC | SPF and DKIM, plus a DMARC policy of at least p=none |
| Unsubscribe | One-click unsubscribe and a visible unsubscribe link in the body | One-click unsubscribe (RFC 8058 recommended) and a visible link in the body |
| Honoring unsubscribes | Required | Within 2 days |
| Spam complaint rate | Below 0.30% in Postmaster Tools (Google recommends below 0.10%) | Below 0.3% |
For the technical side, see this guide to email authentication for businesses and these tips on improving email sender reputation.
What Does the CAN-SPAM Act Require?
The CAN-SPAM Act is the US law that sets the rules for commercial email. According to the US Federal Trade Commission, the law makes no exception for business-to-business email, and each separate email that violates it can carry a penalty of up to $53,088 (the figure in the FTC’s compliance guide as of October 2026).
- Do not use false or misleading header information or deceptive subject lines.
- Include a valid physical postal address for the sender.
- Give recipients a clear way to opt out, and honor opt-out requests within 10 business days.
- Do not use automated methods to harvest email addresses for sending commercial email.
Other countries have their own rules, so businesses mailing subscribers abroad should check the law in each market.
How Do You Choose Which Offbeat Strategy to Try First?
The best first strategy is the one your existing data can support. A brand with good purchase history can start with personalized coupons or spending-based segments; a brand with a small list should start with list building.
| Strategy | Data or skills needed | Best for |
|---|---|---|
| Hyper-personalized gift coupons | Purchase history and price-range data | Upselling repeat buyers |
| Dynamic segments by spending habits | Customer lifetime value and activity triggers in your email platform | Stores with many products |
| Interactive and app-like emails | Email developers and an AMP-capable sending platform | Brands whose subscribers mostly use supporting clients |
| Preference-based automation | Lead scoring and engagement tracking | B2B and lead nurturing |
| Guerrilla list building | Creative campaigns and a clear opt-in form | Growing a small list |
| Lookalike personalization | Engagement data across similar subscribers | Large catalogs |
| Co-branded bundles with coupons | A non-competing partner brand | Reaching a new but related audience |
Common Mistakes to Avoid
- Buying or scraping lists instead of building a permission-based list.
- Sending interactive emails without testing how they display in each subscriber’s mail app.
- Letting automation run without reviewing it; workflows drift from sales goals over time.
- Hiding the unsubscribe link, which raises spam complaints.
For more ideas, read these strategies to improve subscriber engagement, this explainer on AMP for Email and these business newsletter examples.
Frequently Asked Questions
How many emails are sent each day?
About 361.6 billion emails were sent and received per day worldwide in 2024, according to Radicati Group figures published by Statista. The same data forecasts 392.5 billion a day for 2026 and 424.2 billion for 2028.
Is email marketing still worth it?
Email marketing is still worth it for most businesses. In Litmus’s 2025 State of Email survey, 35% of companies reported a return of $10 to $36 for every $1 spent, and 30% reported $36 to $50.
What is an interactive email?
An interactive email lets readers act inside the message, for example by using menus, carousels or forms, without opening a website. AMP for Email is one technology for this; as of October 2026 its project site lists AOL Mail, FairEmail, Gmail, Mail.ru and Yahoo Mail as supporting clients.
What are the Gmail bulk sender requirements?
Gmail requires senders of more than 5,000 messages a day to set up SPF, DKIM and DMARC, support one-click unsubscribe and keep spam rates in Postmaster Tools below 0.30%. The rules took effect on February 1, 2024.
Can I use scraped email lists for marketing?
Scraped lists carry legal and deliverability risk. The US CAN-SPAM Act criminalizes certain automated methods of collecting email addresses, and unsolicited mail raises spam complaints that Gmail and Yahoo limit to below 0.3%.
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