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Original
2026-01-01
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2026-03-10
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<p>In SMS marketing, a<strong>custom keyword</strong>(also called a subscribe or opt-in keyword) is a type of text message that people can use to sign up for your SMS marketing program.</p>
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<p>In SMS marketing, a<strong>custom keyword</strong>(also called a subscribe or opt-in keyword) is a type of text message that people can use to sign up for your SMS marketing program.</p>
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<p>You can create custom keywords in marketing automation platforms that support SMS. Here’s what a custom keyword might look like:</p>
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<p>You can create custom keywords in marketing automation platforms that support SMS. Here’s what a custom keyword might look like:</p>
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<ul><li>3-20 characters long</li>
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<ul><li>3-20 characters long</li>
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<li>A memorable word that represents your brand (ex. SHOES)</li>
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<li>A memorable word that represents your brand (ex. SHOES)</li>
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<li>Contains only alphanumeric characters</li>
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<li>Contains only alphanumeric characters</li>
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<li>Doesn’t contain common text conversation words such as “is,” “about,” or “the”</li>
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<li>Doesn’t contain common text conversation words such as “is,” “about,” or “the”</li>
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<li>Excludes words relating to<a>S.H.A.F.T.</a>(sex, hate, alcohol, firearms, tobacco) or illegal activities</li>
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<li>Excludes words relating to<a>S.H.A.F.T.</a>(sex, hate, alcohol, firearms, tobacco) or illegal activities</li>
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</ul><h2>How custom keywords work</h2>
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</ul><h2>How custom keywords work</h2>
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<p>When someone texts the keyword to your SMS phone number, they’re automatically added to your<a>SMS list</a>after a confirmation text. Provided you’ve made it clear that they’ll be receiving promotional text messages after subscribing, this is your cue to start sending them SMS marketing messages.</p>
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<p>When someone texts the keyword to your SMS phone number, they’re automatically added to your<a>SMS list</a>after a confirmation text. Provided you’ve made it clear that they’ll be receiving promotional text messages after subscribing, this is your cue to start sending them SMS marketing messages.</p>
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<p>To encourage people to join your SMS list with a custom keyword, promote the keyword in physical stores, at events, on receipts, etc.</p>
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<p>To encourage people to join your SMS list with a custom keyword, promote the keyword in physical stores, at events, on receipts, etc.</p>
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<p>Note that keywords don’t work for branded sender IDs, as that number type can’t receive text messages (including keywords).</p>
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<p>Note that keywords don’t work for branded sender IDs, as that number type can’t receive text messages (including keywords).</p>
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<h2>3 benefits of using custom keywords</h2>
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<h2>3 benefits of using custom keywords</h2>
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<ol><li><strong>Easy opt-in:</strong>Texting a keyword is convenient and accessible, so it’s an easy way for someone to opt in without filling out a form.</li>
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<ol><li><strong>Easy opt-in:</strong>Texting a keyword is convenient and accessible, so it’s an easy way for someone to opt in without filling out a form.</li>
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<li><strong>Brand recognition:</strong>Custom keywords unique to your business or products helps reinforce your brand identity.</li>
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<li><strong>Brand recognition:</strong>Custom keywords unique to your business or products helps reinforce your brand identity.</li>
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<li><strong>Targeted campaigns:</strong>Different keywords can target different audiences, which gives you the ability to segment your<a>target audience</a>for personalized messaging.</li>
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<li><strong>Targeted campaigns:</strong>Different keywords can target different audiences, which gives you the ability to segment your<a>target audience</a>for personalized messaging.</li>
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</ol><h2>5 tips for creating effective custom keywords</h2>
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</ol><h2>5 tips for creating effective custom keywords</h2>
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<h3>1. Match possible keywords to target audience</h3>
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<h3>1. Match possible keywords to target audience</h3>
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<p>Consider your<a>target market</a>and the keywords that might represent them. Assess their previous brand interactions, purchase behaviors, and interests as a starting point for generating a list of appealing words or phrases.</p>
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<p>Consider your<a>target market</a>and the keywords that might represent them. Assess their previous brand interactions, purchase behaviors, and interests as a starting point for generating a list of appealing words or phrases.</p>
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<p>Create different keywords for each group. For example, if you sell several lines of cosmetic products, you may want to target skincare enthusiasts with the word “GLOW” and haircare enthusiasts with the word “SHINE.”</p>
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<p>Create different keywords for each group. For example, if you sell several lines of cosmetic products, you may want to target skincare enthusiasts with the word “GLOW” and haircare enthusiasts with the word “SHINE.”</p>
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<h3>2. Keep your custom keywords short</h3>
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<h3>2. Keep your custom keywords short</h3>
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<p>Choose keywords that are easy to remember, spell, and type. Action verbs like “JOIN,” “SUBSCRIBE,” or “SAVE” are short, effective, and memorable. Avoid long or complicated words to prevent typos.</p>
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<p>Choose keywords that are easy to remember, spell, and type. Action verbs like “JOIN,” “SUBSCRIBE,” or “SAVE” are short, effective, and memorable. Avoid long or complicated words to prevent typos.</p>
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<h3>3. Choose custom keywords relevant to your brand</h3>
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<h3>3. Choose custom keywords relevant to your brand</h3>
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<p>Choose words or phrases related to your brand or products. A custom keyword like “GOLD” works for a jewelry brand, while “BEAUTY” works for cosmetics.</p>
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<p>Choose words or phrases related to your brand or products. A custom keyword like “GOLD” works for a jewelry brand, while “BEAUTY” works for cosmetics.</p>
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<h3>4. Add your custom keywords to your marketing platform</h3>
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<h3>4. Add your custom keywords to your marketing platform</h3>
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<p>A<a>marketing automation</a>platform that supports SMS and custom keywords makes it easy to set up relevant keywords, send targeted campaigns, and monitor analytics for each keyword.</p>
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<p>A<a>marketing automation</a>platform that supports SMS and custom keywords makes it easy to set up relevant keywords, send targeted campaigns, and monitor analytics for each keyword.</p>
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<h3>5. Track opt-in rates and SMS list growth</h3>
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<h3>5. Track opt-in rates and SMS list growth</h3>
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<p>Analyze each keyword’s performance by tracking opt-in rates and list growth. Based on the data, refine your keywords to improve their effectiveness. Ready to attract more subscribers with custom keywords?<a>Sign up for Klaviyo</a>and<a>add, update, and delete custom keywords</a>to track their performance for faster list growth.</p>
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<p>Analyze each keyword’s performance by tracking opt-in rates and list growth. Based on the data, refine your keywords to improve their effectiveness. Ready to attract more subscribers with custom keywords?<a>Sign up for Klaviyo</a>and<a>add, update, and delete custom keywords</a>to track their performance for faster list growth.</p>
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