Maintaining existing customers often brings more value than constantly chasing new ones. This is what we call customer retention, a critical factor for sustainable business success.
Gaining new customers can be a challenging task but keeping them loyal over time is an even tougher battle. However, businesses that succeed in improving customer retention often enjoy stronger long-term returns.
In fact, a study by Harvard Business School revealed that increasing customer retention by just 5% can raise profits by 25% to 95%. That’s a staggering number and a clear sign of how vital customer loyalty is to business growth.
Despite its importance, customer retention remains a challenge in Indonesia’s fast-evolving market. According to SurveySensum’s 2022 E-Commerce Trends Report, 42% of e-commerce users in Indonesia show low brand loyalty, evident in their tendency to switch platforms frequently.
This lack of loyalty often stems from two factors which are other platforms offering more product variety and customers constantly searching for the best prices without compromising quality.
Major Indonesian brands like Telkomsel have long recognized this and implemented loyalty programs aimed at increasing retention. But effective retention goes beyond discounts and reward points. It’s about building customer engagement, understanding your audience, and delivering personalized, responsive, and relevant experiences, especially in today’s digital landscape.
Customer retention doesn’t just impact your profit margins, but it strengthens your brand’s reputation and drives sustainable growth. In this article, you’ll explore what is customer retention, why it matters more than acquisition, and how to improve customer retention with proven strategies that deliver real results.
What Is Customer Retention?
Customer retention is the ability of a business to keep its customers over a period. But it’s more than just encouraging repeat purchases, it’s about nurturing relationships, so customers remain loyal to your brand despite countless alternatives in the market.
Customer retention is deeply linked to customer satisfaction, loyalty, and advocacy. In essence, when a customer stays, it’s because they’re happy with your product or service, feel a connection with your brand, and are likely to recommend it to others.
Why Is Customer Retention More Important Than Acquisition?
Many businesses pour resources into acquiring new customers, launching ads, running promotions, and investing in cold outreach. But here’s the reality, retaining customers is far more cost-effective and profitable. Let’s break it down:
1. Acquisition Costs vs. Retention Costs
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Upfront investment: Acquisition requires a significant initial investment, both in time and money. Whether through paid advertising, marketing campaigns, or special promotions, the cost of acquiring new customers is often much higher.
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Conversion and loyalty: While you may successfully attract a large number of leads, not all of them will convert into customers. And of those who do convert, not all will remain loyal. Conversely, by focusing on customer retention, you invest in existing relationships, which have a higher probability of resulting in repeat purchases.
2. The Impact of Customer Retention on ROI
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Recurring revenue: Loyal customers are more likely to make repeat purchases, boosting revenue without the high costs of acquisition.
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Word-of-mouth marketing: Satisfied customers often share their positive experiences, attracting new business organically, without you spending a dime.
3. Customer Retention and Business Growth
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Organic growth: By retaining existing customers, you build a loyal customer base that can contribute to the organic growth of your business.
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Valuable feedback: Loyal customers often provide constructive feedback that can help you improve your products or services. By listening to and adapting based on this feedback, you can ensure that your business continues to grow and meet customer needs.

How to Improve Customer Retention: Proven Strategies That Work
In business, understanding and meeting customer needs is key to their survival. Here are some proven strategies for increasing customer retention:
1. Understand What Your Customers Want
Use surveys to gather insights into customer preferences and pain points. Combine this with feedback from online reviews, social media, and direct communication to get a 360-degree view of their expectations.
By knowing your customers well, you can adapt your offerings to serve them better and earn their loyalty.
2. Create Rewarding Loyalty Programs
Loyalty programs can range from points-based systems and discounts to exclusive rewards. Choose the type that aligns best with your audience.
Make sure your program offers genuine value, is easy to join, and clearly communicates the benefits. The easier and more relevant the rewards, the more engaged your customers will be.
3. Personalize Every Interaction
Use customer names in emails, send product recommendations based on purchase history, and tailor messages to individual preferences.
With tools like chatbots, omnichannel support, AI, and data analytics, you can deliver a customized experience that makes each customer feel seen and valued.
4. Focus on Quality and Innovation
If customers share feedback or raise issues, respond proactively. Show them you care by improving your product or service.
Continuously innovate to stay ahead of changing customer expectations. Offering something new that solves real problems keeps your brand relevant and exciting.
5. Deliver Seamless Customer Service
Well-trained customer service teams are essential. Equip them with the knowledge and tools needed to resolve queries quickly and professionally.
CRM systems and modern customer service platforms can streamline responses, ensuring a smooth experience every time a customer reaches out.
How to Measure Customer Retention
Improving retention starts with tracking the right metrics. Without measurement, you won’t know what’s working or where to improve.
Key Metrics to Track
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Customer Retention Rate (CRC): This is the percentage of customers who remain loyal to your brand over a specific period.
The simple formula is: (Number of customers at the end of the period - Number of new customers during the period) / Number of customers at the beginning of the period x 100. The result is expressed as a percentage.
Suppose you have 1,000 customers at the beginning of the month. During that month, you acquire 200 new customers, but at the end of the month, you have a total of 1,100 customers. This means 100 of your existing customers have left.
Using the formula above:
CRC=(1,100-200)/1,000 x 100
CRC=900/1,000 x 100
CRC=90%
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Customer Lifetime Value (CLV): This measures the total expected revenue from a customer over their lifetime engagement with your brand. By knowing the CLV, you can determine how much you should invest in customer retention.
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Purchase Frequency: Measures how often customers make purchases to provide insights into their loyalty.
Tools to Track Retention
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Analytics Platforms: Tools like Google Analytics can help you monitor customer behavior on your website and assess the effectiveness of your retention campaigns.
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Integrated Solutions: Systems like Telkomsel Enterprise's CEP allow you to track interactions with customers and gain a better understanding of their loyalty.
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Surveys: Using solutions like tSurvey to collect customer feedback can provide valuable insights into areas for improvement.
Common Mistakes in Customer Retention Strategies
Even when brands understand the importance of customer retention, there are common missteps that can hurt progress:
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Ignoring feedback: Failing to listen makes customers feel unappreciated and more likely to leave.
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Lack of communication: Not communicating with customers or only communicating when you have a sales opportunity can damage relationships.
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No loyalty incentives: Loyal customers deserve to be rewarded. If you don't offer incentives or benefits for their loyalty, they'll likely find another brand that does.
Conclusion
Brands that prioritize customer retention don’t just survive, but they thrive. Here’s what you gain:
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Higher ROI: As discussed, the cost of retaining existing customers is much lower than the cost of acquiring new ones. Therefore, investing in retention can yield a higher ROI.
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Deeper customer relationships: By focusing on retention, you build long-term relationships with customers. These relationships not only generate recurring revenue but also recommendations and referrals that can help your business grow in the future.
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Enhanced brand reputation: Satisfied and loyal customers will speak positively about your brand, both online and offline. This can improve your brand reputation and aid your marketing efforts.
Once you understand what drives customer loyalty and the strategies that foster it, the next step is implementation. Start by measuring your current retention rate, listen to what your customers are telling you, and adapt your offerings based on their needs.
If you want to elevate your retention game even further, Telkomsel Enterprise’s Customer Engagement Platform (CEP) is your strategic partner. With CEP, every customer interaction becomes an opportunity to build stronger connections and long-term loyalty.
CEP offers deep customer profiling, enabling your brand to deliver hyper-personalized campaigns, increase retention, and understand customer behavior on a deeper level. With cloud-based SaaS architecture and advanced targeting features, CEP stands out as a powerful tool for businesses looking to stay ahead.
Ready to improve your customer retention? Get in touch with us today and explore how CEP can help you turn every customer into a loyal brand advocate.