RFM Segmentation: from email contact to engaged customer

Q: What is RFM customer segmentation and how does it work?

RFM customer segmentation is a CRM technique that groups customers based on three core criteria: recency of their last interaction, frequency of their purchases or engagements, and the monetary value they contribute. By analyzing these dimensions together, marketers can identify which customers are most likely to engage with campaigns and respond to sales offers. This enables more personalized and relevant marketing that boosts engagement while reducing unsubscribe rates.

Q: What do recency, frequency, and monetary value measure in the RFM model?

Recency measures how recently a customer last interacted with or purchased from a brand, frequency tracks how often they engage, and monetary value reflects total spending over a specific time period. Customers who have been recently active and interact frequently tend to be more loyal and responsive to marketing messages. Monetary value is calculated by dividing total spend by frequency of use.

Q: How do you implement RFM segmentation into an email marketing plan?

Implementation begins with collecting engagement data such as when and how often customers interact with your emails, then segmenting contacts across the recency, frequency, and monetary dimensions. Tools like Excel or specialized software can be used to divide customers into tiered groups—typically four tiers per dimension—so each customer is assigned one group per criterion. These segments then guide more targeted, personalized campaigns that improve relevance and reduce wasted outreach.

Q: Why does RFM segmentation reduce email unsubscribes and improve campaign ROI?

RFM segmentation reduces unsubscribes because it enables marketers to send more relevant, personalized content tailored to each customer group's actual behavior and spending patterns. By targeting the right audience with the right message, brands cut down on wasteful sends and increase engagement rates. This improved targeting directly translates to stronger campaign performance and higher return on investment.

August 19, 2025

There is a reason why most marketers are obsessed with segmentation. It is one of the most powerful tools in any marketer’s arsenal, and it has the ability to influence every other strategy you have in place. The benefits of segmentation are abundant and include: increased targeting, improved relevance, clearer reporting and stronger relationships with customers. When done correctly, segmentation can also help you reach your target audience more efficiently by reducing waste, increasing ROI and improving campaign performance.

With that said, it goes without saying that effective segmentation is not as easy as it sounds. There are several factors to take into account when setting up customer segments so they will provide optimal results for your campaigns. Here is everything you need to know about segmenting your contacts using RFM Customer Segmentation

What is RFM Customer Segmentation?

RFM Customer Segmentation is a customer-relationship management (CRM) technique that helps marketers to better understand their customers and target marketing campaigns towards specific customer groups. The system works by identifying and then grouping customers based on their relationship with your business, how frequently they purchase from you and the likelihood of repurchase.

With RFM customer segments, marketers can create more personalized marketing campaigns that are more relevant to their customers’ needs and interests. This, in turn, will help increase engagement and reduce the likelihood of customers unsubscribing from your email campaigns. The four main factors that are used to segment your contacts and customers using RFM Customer Segmentation are recency, frequency, monetary value, and relationship. Each of these factors will help marketers identify which customers are more likely to engage with their email campaigns and respond to their sales offers.

How RFM Model Works?

Your customers are constantly changing, and their needs and interests are always evolving. The best way to adapt to these changes is to segment your audience based on the relationship they have with your brand. RFM Customer Segmentation is a customer relationship management (CRM) strategy that uses three main criteria to group customers.

Recency

The recentness of a customer’s last activity or purchase with a brand can be measured in terms of recency or activity. When a customer is lastly involved with a brand, usually this means they have purchased something, however, occasionally it’s a previous visit to the website or a mobile app. Customers who have been recently involved or purchased from a brand are more likely to respond to messages from the brand than those who haven’t.

Frequency

Customer loyalty and engagement can be determined by the frequency of their interactions with the brand. Consumers who frequently interact with a brand tend to be more engaged and probably more loyal than consumers who rarely do so. Those who do not interact at all are in a category of their own.

Monetary

Customers who spend a lot should usually be treated differently than those who spend little, as this factor reflects how much money they spent with the brand during a specific time period. This indicator of monetary value is calculated by dividing the amount of monetary value by the frequency of use.

Implementing RFM into Your Marketing Plan

The process of implementing customer segments with the RFM model starts with the collection of data. This entails tracking engagement metrics such as when and how often customers interact with your emails. This data should then be used to segment your customers based on recency, frequency, monetary value, and relationship (RFM). These segments will then help you to better understand your customers and target marketing campaigns towards specific customer groups.

With RFM Customer Segmentation, marketers can create more personalized marketing campaigns that are more relevant to their customers’ needs and interests. This, in turn, will help increase engagement and reduce the likelihood of customers unsubscribing from your email campaigns.

Step 1

You can use Excel or another tool to divide the customer list into tiered groups for each of the three dimensions (R, F, and M). Unless you are using specialized software, you should divide the customers into four groups per dimension so that each customer is assigned to one group per dimension.

Recency	Frequency	Monetary
R – Top 1 (most recent)	F – Top 1 (highest frequency)	M – Top 1 (highest spend)
R – Top 2	F – Top 2	M – Top 2
R – Top 3	F – Top 3	M – Top 3
R – Top 4 (least recent)	F – Top 4 (only purchased once)	M – Top 4 (lowest spend)

You can use just three tiers or more than four, depending on your business’ needs. Although four segments is usually more than enough.

Step 2

Once the RFM segments have been identified, you can select groups of customers to whom specific types of communications will be sent. Here are a few examples to illustrate how to assign names to segments of interest:

Top Tier Customers: This group consist of every customer that are in the Top 1 of all dimensions (R, F and M). This mean that these customers have spent a lot recently and do so very often.
High Tier New Customers: In this group you can include those customers who have spent a lot recently. This means customers with (R-1, F-4, M-1), (R-1, F-3, M-1), (R-1, F-3, M-2), (R-1, F-4, M-2)
Low-Spending Loyal Customers: In this group we can include those customers who are very active with your brand but don’t spend a lot (High R and F, but low M). These customers would be in the groups R-1, F-1, M-3 and R-1, F-1, M-4.
Best Churned Customers: This group consists of customers that have spent a lot with high frequency but haven’t done it in a long time. That would be groups (R-4, F-1, F-1), (R-4, F-1, M-2), (R-1, F-2, M-1), (R-4, F-2, M-2).

Step 3

The final step is developing individualized messaging for consumers. By examining the behavioral patterns of client groups, marketers can communicate with customers more effectively.

In this step you will have to define how you will tailor your campaigns to specific segments. Here we show you how you could craft custom messaging for your defined segments.

Top Tier Customers: Keeping these customers satisfied should be a top priority, as these customers are likely to contribute a large portion of the overall revenue. By focusing on keeping these customers satisfied, you can gain even more opportunities for more customized messaging. Further analysing their preferences and affinities will provide with more opportunities for more personalized messaging.
High Tier New Customers: Hatching new clients is always a smart strategy, but given that these new clients invested a lot on their first purchase, it is even more critical. As with the Top Tier group, it is important to make these clients feel valued and appreciated, as well as providing them with excellent incentives to keep purchasing from the brand.
Low-Spending Loyal Customers: Analysing the different segments, marketers can devise appropriate strategies to keep these repeat customers engaged and to increase their spending and customer experience quality. As loyal consumers, they should be incentivised to spend more by providing them with special rewards if they convince their friends to buy products.
Best Churned Customers: Churned customers are often difficult to re-engage, but these high-value customers are worth the effort. The same approach should be taken as with the Best Customers group, in order to communicate with these individuals based on their known preferences from past transaction data.

Ultimately, segmentation is all about leveraging your marketing efforts to their full potential. It is important to remember that every marketer has a finite amount of resources — time, money and attention — but an endless number of potential customers. This means that it is crucial to be selective when it comes to choosing who you want to interact with and what content you want to deliver to them. As such, effective segmentation can help you reach your audience more effectively and efficiently, which can ultimately lead to increased ROI and better results across the board.