What is Omnichannel Marketing? How to Sell Across Multiple Channels in a Consistency?
Reading time: 14 minutes
Why are major brands investing heavily in omnichannel marketing today? Simply because they understand that a consistent customer experience across all channels increases conversion rates, enhances loyalty, and optimizes revenue. But what exactly is omnichannel marketing , and how can businesses successfully implement it? This article will answer all your questions!
1. What is Omnichannel Marketing?
Omnichannel marketing can be simply understood as the way businesses connect all their sales and marketing channels to provide a seamless shopping experience for customers. This means that whether customers access the brand through the website, mobile app, social media, store, or customer service hotline, they receive consistent information and can easily switch between channels without interruption.
Practical example: You’re browsing Facebook and see an ad for a pair of shoes you like. You click on the ad, visit the company’s website to see product details, but don’t decide to buy yet. The next day, you go to the nearest store. The staff already know which product you viewed on the website and can advise you immediately. You try on the shoes, like them, and decide to buy. After payment, you receive an electronic receipt and a points program right on the store’s app. If you need to return or exchange the shoes, you can do so through the app or at the store without any problems.
This is the Omnichannel Marketing experience – all channels are closely linked so that customers can easily access and shop the way they want, without interruption.
1.1 Why should businesses implement Omnichannel Marketing?

Why do businesses need integrated omnichannel selling?
Today, customers don’t just shop through a single channel. They might view products on Facebook, research them on a website, order through a mobile app, and then pick up their order at a store. If businesses don’t connect these channels, customers may experience inconsistent, frustrating experiences and even abandon the brand.
For example: A potential customer is looking to buy a new phone. Before buying, they check reviews on YouTube, research further on the manufacturer’s website, compare prices on several e-commerce platforms, and then make a purchase decision. If the brand has omnichannel, they will display suggested ads when you browse Facebook, send email reminders if you add products to your cart but haven’t paid, or offer discount codes when you visit the store to view the product.
Without omnichannel, businesses risk missing out on customer opportunities and losing potential orders.
1.2 What are the differences between Multichannel and Omnichannel Marketing?
Many businesses confuse omnichannel and multichannel because both utilize multiple channels to reach customers. However, the core difference lies in how these channels connect and interact with each other.
Multichannel Marketing – Each channel operates independently.
Multichannel means that a business uses multiple channels to reach customers, but these channels are not closely linked. Each channel may have different content and information, and customers have to navigate between channels on their own without continuous support.
An example of Multichannel Marketing: You see an advertisement for a product on Instagram, but when you visit the website, you can’t find the product or the price is different from the advertisement. You go to the store to inquire about the product you saw on the website, but the staff don’t have the information because the systems are not synchronized. Customers may feel frustrated, annoyed, and easily leave because they don’t have a seamless experience.
Omnichannel Marketing – Connecting all channels, creating a seamless experience.
Omnichannel enables all channels to be synchronized, allowing customers to easily navigate between platforms without repeating actions or searching for information again. Customer data is stored and updated across all channels, leading to a better personalized shopping experience.
An example of Omnichannel Marketing: You add a product to your shopping cart on a website but haven’t completed the checkout. Then, you receive a reminder message via Zalo or email with a small discount offer to encourage you to complete the order. If you visit a store, staff can check your cart and assist you in completing the transaction immediately. Customers will find it more convenient, not having to start over at each channel, thereby increasing purchase rates and customer satisfaction.
2. What are the specific benefits that Omnichannel Marketing brings to businesses?
Implementing omnichannel marketing not only helps businesses sell through multiple channels but also creates an optimized marketing and operational ecosystem. When channels are synchronized, businesses can increase revenue, optimize operations, personalize services, and enhance customer experience significantly.

The benefits that Omnichannel Marketing brings to businesses.
2.1 Increase sales and purchase rates
According to research by Harvard Business Review, omnichannel customers spend 30% more than customers who only use one channel. These customers have higher loyalty rates, return to stores more often, and frequently recommend brands to friends.
So, what are the reasons why businesses can increase revenue thanks to this customer segment?
- Customers have a convenient shopping experience with fewer interruptions, making it easier for them to make purchasing decisions.
- Integrating data from multiple channels helps personalize promotions and increase conversion rates.
- Multi-channel marketing campaigns (Facebook Ads, Email, Zalo, SMS, etc.) are synchronized, optimizing customer reach effectiveness.
2.2 Improve operational efficiency and optimize sales processes
Omnichannel helps businesses synchronize data across all channels, optimizing operations from warehousing and logistics to customer service. This brings significant benefits to businesses:
- Better inventory management: When channels are connected, the system can update inventory in real time, helping to avoid situations where products are out of stock when customers order online.
- Optimized delivery and shopping experience: Customers can choose to buy online but pick up in-store (BOPIS – Buy Online, Pickup In Store), saving on shipping costs and reducing waiting time.
- Synchronize data between the store and the CRM system: Staff can look up customers’ purchase history and suggest suitable products as soon as they visit the store.
A practical example: A cosmetics brand like The Body Shop allows customers to order through the app, check product availability at the nearest store, and pick up their order the same day. If a product is out of stock, customers can receive notifications when it’s back in stock or be suggested suitable alternatives. This reduces order processing time, prevents revenue loss due to stock shortages, and enhances the customer experience.
2.3 Personalizing customer service and smarter marketing
Omnichannel helps businesses better understand their customers, thereby personalizing the experience and optimizing marketing campaigns. Businesses can track customer behavior across all platforms (website, social media, stores, mobile apps). They can send personalized promotions and offers based on purchase history. They can predict customer needs and optimize customer care programs.
A practical example: A high-end fashion brand like Zara could use customer data to send notifications about new collections, special offers exclusively for VIP customers, or suggest products based on what customers have viewed but not yet purchased.
2.4 Increase customer loyalty and build a sustainable brand.
Omnichannel offers benefits that enhance the customer shopping experience and encourage long-term brand loyalty:
- The points accumulation and loyalty program is synchronized across all platforms.
- Customers can easily return or exchange products or receive support even when they purchase through multiple channels.
- The customer service is now unified, eliminating the situation where “one end doesn’t know what the other end is doing.”
A real-world example: Starbucks implements omnichannel by allowing customers to earn points, redeem rewards, and pay directly through the app, while still being able to shop in-store. Regardless of which channel customers use, the experience is consistent and convenient.
3. How to build an effective omnichannel marketing strategy
To have an effective multi-channel marketing system, businesses need a detailed and clear strategy. This ensures they reach the right target audience.
3.1 Understand the customer profile and their shopping journey.
Each customer has different shopping behaviors. Some prefer to research thoroughly on a website before buying, while others prefer to visit a physical store to experience the product firsthand. If businesses don’t understand customer behavior, they may develop a disjointed strategy that doesn’t meet buyers’ needs. Understanding customers helps businesses reach the right people, at the right time, through the right channels – increasing conversion rates and customer retention.
How to do it:
- Identify your target customer segment (age, gender, interests, income, preferred shopping channel).
- Analyzing the customer journey – from the moment a customer learns about a brand to when they decide to make a purchase and return for future purchases.
- Use tools like Google Analytics, CRM, and customer surveys to collect data.
Practical example: A cosmetics brand noticed that women aged 25-35 often watch reviews on TikTok before making a purchase. Their strategy could focus on video reviews on TikTok, then run repeat ads on Facebook and Instagram to optimize conversion rates.
3.2 Synchronize customer data across all channels
Customers can interact with brands through various channels (website, social media, email, physical stores, mobile apps, etc.). If data is not synchronized, businesses will be unable to personalize the experience, leading to disjointed and frustrating experiences for customers.
How to do it:
- Use a CRM (Customer Relationship Management) system to store and manage customer data from multiple channels.
- Connect sales platforms (website, store, mobile app) to update customer information in real time.
- Synchronize the loyalty program, allowing customers to earn points and use offers across all channels.

- How to build an integrated multi-channel sales model for your business.
OMICall provides a multi-channel AI-powered virtual call center solution, helping businesses integrate and synchronize customer data from multiple channels such as Facebook, Zalo, and websites into a single system. This enables businesses to manage customer information effectively and provide a consistent experience across all platforms.
3.3 Building consistent content and messaging across platforms
Inconsistent messaging can cause confusion and erode customer trust. When a customer sees a promotion on Facebook but doesn’t see similar information on the website, they may perceive it as unprofessional and lose interest in making a purchase.
How to do it:
- Ensure that images, content, and offers are consistent across all channels.
- Personalize content based on customer behavior.
- Plan your content in stages, ensuring a seamless experience from online to offline.
3.4 Applying technology to optimize customer experience
Technology helps automate and personalize the experience, ensuring customers have a smooth journey from start to finish. Modern artificial intelligence (AI) can predict what customers like and want to buy, and then send them relevant offers.
OMICall provides an Omnichannel AI solution suite that helps businesses:
- Automate customer interactions through AI call centers, chatbots, Zalo messages, Facebook Messenger, and SMS.
- Recording, analyzing, and storing customer data in real time helps personalize services.
- Synchronizing customer data from multiple channels into a single system makes it easier for businesses to manage and track the customer journey.
Evaluate and adjust strategies based on data.
No strategy is perfect from the start. Businesses need to monitor and adjust continuously to optimize effectiveness. If one channel doesn’t generate the expected revenue, adjustments are needed to focus on more effective channels.
How to do it:
- Track key metrics such as conversion rates, time to purchase, and repeat customers.
- Experiment with content, offers, and advertising to see which approach works best.
- Stay updated on new trends and continuously optimize your strategies.
4. Which businesses need to implement Omnichannel Marketing?

Which businesses need to implement Omnichannel Marketing?
Omnichannel marketing isn’t just for large corporations; any business with multiple sales and customer service channels can benefit from this strategy. Below are the types of businesses that should prioritize implementing omnichannel marketing to optimize customer experience, increase revenue, and improve operational efficiency.
4.1 Retail and E-commerce Businesses
Today’s customers research and shop in many different ways, from social media to e-commerce channels. If these channels are not synchronized, customers may experience a disjointed experience, leading to high cancellation rates and loss of customers to competitors.
Retail businesses need omnichannel to connect their websites, e-commerce platforms, physical stores, and social media to optimize sales and reduce cancellation rates.
Here’s a real-world example:
- Some fashion brands allow customers to browse items online, check inventory at the nearest store, and choose to pick up their order at the store or have it delivered to their home.
- Shopee and Lazada use Omnichannel AI to track customer behavior, sending emails, messages, or reminder ads if they abandon their shopping carts before checkout.
4.2 Customer service businesses (Finance, Insurance, Education, Healthcare, etc.)
Customers in these sectors require in-depth consultation, demand ongoing support, and often interact through multiple channels (call center, email, Zalo, Facebook, etc.). If data is not synchronized, businesses are likely to face situations where customers have to repeat their issues multiple times when contacting the call center, leading to a loss of customer goodwill.
Omnichannel helps service businesses optimize customer service, reduce employee workload, and ensure a consistent experience across all channels.
Here’s a real-world example:
- The bank integrates Omnichannel AI to automatically remind customers about loan payment deadlines via SMS, Zalo OA, and AI Callbot.
- Schools and training centers use chatbots to advise on courses, send learning materials, and announce class schedules across various channels.
4.3 Food and Beverage Businesses (Restaurants, Cafes, Food Chains)
In the digital age, customers want convenient experiences such as online table reservations, food orders via apps, cashless payments, loyalty points, and easy access to promotions. If the system is not synchronized, customers will have to re-enter their information multiple times, causing inconvenience and increasing the likelihood of abandoning the brand.
F&B businesses need omnichannel to improve service, enhance customer experience, and optimize ordering and payment processes.
Here’s a real-world example:
- Starbucks integrates its mobile app to allow customers to pre-order drinks, pay via e-wallets, earn loyalty points, and synchronize information across all platforms.
- KFC and McDonald’s have implemented an omnichannel ordering system, allowing customers to order via website, app, hotline, or in-store and receive the same offers across all channels.
4.4 Real estate and automotive businesses
The process of buying real estate or a car is often lengthy and requires multiple consultations through various channels. Customers may research on websites, watch videos on YouTube, message via Zalo or Facebook Messenger, and contact hotlines to schedule appointments. If staff lack synchronized information, they will waste time searching for details, resulting in a less professional customer experience.
Omnichannel helps real estate and automotive businesses build smarter customer service processes, leading to higher conversion rates.
Here’s a real-world example:
- A real estate company uses Omnichannel AI to automatically send reminders for property viewing appointments and project progress updates via email, SMS, and chatbot.
- Car showrooms connect customer data from websites, social media, and call centers to personalize the consultation experience.
4.5 Businesses with a franchise or large chain store model
Customers want a consistent experience across all branches. If each store operates independently, promotions or transaction history will not be synchronized, leading to customer dissatisfaction. Franchise and chain businesses need omnichannel to ensure consistent service, increase management efficiency, optimize customer experience, control the performance of each store, optimize inventory, and enhance service.
Here’s a real-world example:
- The Coffee House and Highlands Coffee use omnichannel to synchronize member data, allowing customers to earn points, redeem rewards, and receive offers at any branch.
- VinMart and 7-Eleven have integrated mobile apps to help customers check their reward points, receive promotional information, and order home delivery.
Hopefully, this article has helped businesses better understand what Omnichannel Marketing is and why it’s important. Connecting all sales channels not only improves customer experience but also optimizes costs, increases revenue, and enhances competitive advantage. If your business hasn’t yet implemented Omnichannel Marketing, now is the ideal time to start!
For further information, please contact:
VIHAT TECHNOLOGY Co., Ltd
Headquarters: ViHAT Building – 06 Street No. 16 (Him Lam Residential Area) – Hiep Binh Chanh Ward – Thu Duc District – Ho Chi Minh City
Hanoi Branch: Floor 15, LADECO Building, 266 Doi Can, Ba Dinh, Hanoi
Cambodia Branch: Thida Rath #154 St. 33MC, Sangkat Steung Meanchey, Khan Mean Chey, Phnom Penh
-
What is TikTok advertising? Advertising policies and how it works.
-
Exploring Conceptual Selling – Understanding Modern Sales Trends Correctly
-
What is a KOC? Distinguishing between KOLs and KOCs.
-
What Are Customer Insights? Revealing How to Effectively Uncover Them
-
What is Digital Marketing? 10 Effective Forms of Digital Marketing
-
What is Online Marketing? Types of Online Marketing