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Learn to utilize this cost-effective digital marketing channel.
As consumers increasingly rely on mobile devices, businesses are turning to digital marketing strategies that include mobile marketing, social media campaigns, mobile-optimized SEO and more.
A newer addition to this toolkit is Bluetooth beacon technology, which uses location data, promotions and analytics to boost sales and build customer loyalty. We’ll explore how Bluetooth beacons work and how brick-and-mortar businesses can incorporate this cost-effective channel into their marketing strategy.

Bluetooth beacons are small, low-energy devices that transmit uniquely identifiable Bluetooth Low Energy (BLE) signals, which can be detected by mobile apps.
Zohe Mustafa, founder and fractional CMO at Growth Hakka, explained that when a phone app recognizes the signal, it can trigger an action such as sending a push notification or unlocking content. “If you’ve ever used Waze or other navigation apps, you may have noticed when you are near service stations that offers pop up on your screen,” Mustafa added.
Beacons can be a cost-effective tool for location-based marketing and your local marketing strategy. They’re considered a form of proximity marketing, alongside geofencing, radio-frequency identification (RFID) and near-field communication (NFC) tags. Beyond sending messages, beacons also integrate with analytics platforms to give businesses real-time customer data.
Range varies by beacon type and Bluetooth version. Most retail-grade beacons broadcast reliably up to about 100 feet (30 meters), while longer-range industrial models can reach several hundred feet farther.
Beacons typically use one of two major formats: Apple’s iBeacon protocol or Google’s Eddystone format. Both allow nearby mobile devices to recognize a beacon’s signal and trigger actions such as notifications, offers or loyalty rewards. While Eddystone was designed as an open standard for both iOS and Android devices, Google discontinued some of the services that supported it, and iBeacon has become the more common choice for marketing-focused deployments. Eddystone is still used in some applications, particularly asset-tracking and operational use cases.

Retail businesses were among the first to incorporate beacons. Now, other industries are adopting beacon technology to boost convenience, gain insights and increase sales.
Retailers use beacons to deliver product-related notifications, such as promo codes, special promotions and discount coupons, to customers while they browse in the physical store. Here are some examples:
Venues where large crowds gather, especially stadiums, hold strong potential for location-based marketing. Consider the complex logistics that catering teams face when serving food and drinks at large events, including order requisitions, sales personnel, point-of-sale counters and more. Here’s how beacons could help:
In the United Kingdom, some taxi operators have adopted beacon technology to send location-based marketing messages to passengers during rides, promoting nearby businesses and in-app offers.
Beyond cabs, travel companies can use beacons to simplify tasks like rental car returns, reducing hassle for customers and staff alike.
Imagine you’re in the process of buying a new home. As you go about your day, you might unknowingly pass several for-sale properties. With beacon technology, your smartphone could receive alerts as you pass nearby listings, giving you the chance to view property details, pricing information and even take a virtual tour. Buyers can also submit feedback and ask questions through the app.
Beacons also benefit sellers by automatically capturing useful data, such as how often a property is visited or how long potential buyers linger. This information helps agents gauge interest and adjust their marketing strategies. Beacon devices installed at property entrances can even prompt visitors and passersby to register, ensuring sellers know who is touring their listings while simultaneously providing prospects with more information.
In the food industry, beacon technology can boost customer engagement for restaurants and streamline grocery shopping. Here are some potential uses:
Beacon technology can help organizers boost attendance and engage participants. For example, if a rally is being held for a sports team or political campaign, organizers can use beacons to notify potential attendees of event details and encourage them to join. Once on-site, beacons can collect attendee data and prompt participants to complete email sign-up forms, giving organizers a way to continue the relationship after the event.
Beacons can also streamline event logistics. Event apps can use beacon technology to help attendees navigate large venues, find sessions or receive location-specific updates throughout the event. Multiple beacons can also help organizers understand attendance levels and traffic patterns, providing insights that can improve future events.
Japan’s massive Nagoya University Hospital piloted a program to use beacons to monitor patients’ vital signs and track both patient and employee locations. When a patient’s heart rate, movement, or stress level falls outside normal ranges, beacons alert staff immediately. This improves response time, reduces the risk of adverse outcomes and even helps administrators calculate how much time medical staff members spend with patients to improve efficiency and care.
Similar systems are valuable in elder care facilities, where nursing homes can monitor residents’ health and movement. For example, if a patient with dementia wanders off, beacons can immediately alert staff so they can respond and keep the resident safe. Doctors’ offices can also use beacons to streamline check-in, automatically pulling up medical records when a patient arrives and reducing wait times.
Agrawal noted that in sprawling spaces like shopping malls, stadiums, museums and airports, beacons can guide foot traffic and help visitors navigate more easily.
Beacons can also enhance the visitor experience by delivering timely, location-based updates. At amusement parks, for example, they can point guests to attractions with the shortest lines. “In a museum, beacons from a painting can automatically trigger audio commentary on it when you stand close to it,” Agrawal added.
Gyms and boutique fitness studios typically run on a recurring revenue model, which makes ongoing member engagement critical to the bottom line. Beacons give fitness businesses a few ways to stay connected with members after they sign up:

Follow these steps to add beacons to your marketing strategy:
Beacons provide extensive benefits to both businesses and customers. Because they’re location-based, they help marketers make the right offer at the right time and place. Here are some of the biggest advantages:
Highly targeted marketing alerts during in-store visits can boost sales and improve the buying experience. However, they also raise important ethical and privacy questions.
“Privacy is critical when deploying Bluetooth beacons in marketing,” Agrawal cautioned. “While beacons themselves do not collect personal data, the mobile apps or cloud systems that interpret their signals can.”
As with email marketing campaigns and text message marketing, businesses must follow an opt-in process where consumers explicitly agree to receive communications. Unwanted messages frustrate users, so it’s in every marketer’s best interest to follow data privacy laws and remain compliant.
Compliance standards have gotten stricter in recent years. New and updated state privacy laws now require more than a simple opt-in checkbox — regulators increasingly expect equally prominent accept/reject options, clear opt-out mechanisms, and consent that’s specific to how the data will be used, not just a blanket agreement. Businesses running beacon campaigns should treat consent design with the same scrutiny they’d apply to a cookie banner, since location and proximity data is drawing similar regulatory attention.
“Companies need to be very transparent with the opt-in process,” Mustafa advised, adding that customer respect extends beyond consent. “Don’t be spammy or over-intrusive,” he added.
Tom Anziano contributed to this article. Source interviews were conducted for a previous version of this article.