To build an email list for your online store in South Africa, add a sign-up form with a clear incentive to your site and checkout, collect explicit consent, send an automated welcome email and keep every message relevant. Do those four things consistently and your list becomes an asset you own, unlike followers on a social platform or rankings on a marketplace. This guide shows you how, with tool costs and the POPIA rules you need to respect. Most visitors leave a store without buying. Shopify's own guidance on building an email list notes that if 100 visitors arrive, only two to five typically purchase. An email list gives you a way to reach the other 95 again. Why email still matters for South African sellers Algorithms change and ad costs rise. Your email list does not depend on either. If a Takealot ranking drops or a Meta account is restricted, you can still email people who asked to hear from you. Email also suits local conditions. Many South African shoppers compare prices and wait for specials such as Black Friday, month-end and payday weekends. A list lets you tell the right people about the right offer at the right moment. Step 1: Set up sign-up forms where shoppers actually look A single form in the footer will collect very little. Place forms in several spots and give each one a job. Pop-up or slide-in: triggered after a visitor has scrolled or spent 20 to 30 seconds on a page, not the moment they land Checkout: an unticked box asking whether the customer wants offers and news Product pages: a "notify me when back in stock" form Blog posts: a short form offering a related guide or checklist Order confirmation page: an invitation to join a VIP list Keep forms short. An email address is enough to start. Ask for a first name only if you will use it. Step 2: Offer a sign-up incentive worth having People rarely hand over an email address for nothing. The best incentive depends on what you sell and your margins. Incentives that work for SA stores IncentiveBest forWatch out for 10% off first orderFashion, beauty, homewareTraining buyers to wait for discounts Free delivery on first orderStores with high courier costsSet a minimum basket value Buying guide or checklistHigher-priced or technical productsNeeds real, useful content Early access to salesStores with seasonal stockOnly works if you follow through Competition entryQuick list growthAttracts prize hunters, not buyers In a country where delivery fees put many shoppers off, free shipping on a first order often outperforms a small percentage discount. Test both on your own audience. Step 3: Stay on the right side of POPIA South Africa's Protection of Personal Information Act (POPIA) regulates electronic direct marketing. In its December 2024 guidance note, the Information Regulator confirmed that section 69 applies to any unsolicited electronic direct marketing, and that you generally need consent before emailing people who are not existing customers. See the summary by ENS Africa for a legal overview. In practice, follow these rules: Use an opt-in form with a clear statement of what subscribers will receive Never pre-tick the consent box Include a working unsubscribe link in every email Stop emailing anyone who opts out, straight away Never buy or scrape email lists This is general information and not legal advice. For a deeper walkthrough, read our guide to writing a POPIA approved privacy policy and speak to a legal professional if you are unsure about your situation. Step 4: Choose an email marketing tool You do not need an expensive platform on day one. Pick a tool that connects to your store so that orders and abandoned carts flow in automatically. The figures below are approximate monthly prices reported by Growth Pulse Media in 2026. Check each provider's pricing page before you commit, since dollar prices move with the exchange rate. ToolFree planPaid exampleGood for Shopify Email / MessagingUp to 10,000 emails a monthPay per extra emailShopify stores starting out KlaviyoUp to 250 contacts$20 for 500 contactsGrowing ecommerce stores OmnisendUp to 250 contacts$16 for 500 contactsShopify and WooCommerce Mailchimp500 contacts$13 for 500 contactsBeginners and service businesses Brevo300 emails a dayFrom about $25Tight budgets If you are on Shopify, start with the built-in option and move to Klaviyo or Omnisend once automation drives real revenue. WooCommerce sellers usually pair the store with Omnisend, Brevo or Mailchimp. Step 5: Send a welcome email that earns the second open Your welcome email is the most-read message you will ever send. Automate it so it goes out the moment someone subscribes. Include the following: The incentive you promised, with the code or link A one-line promise of what to expect and how often Your three best-selling products or categories Delivery times and your returns policy, which answer the objections South African buyers raise most Follow it with two or three more emails across the first week. Share a product story, social proof and a gentle reminder that the offer expires. Step 6: Add the automations that make money while you sleep Once the welcome series runs, add these flows in order of impact: Abandoned cart: a reminder within an hour and a second message after 24 hours. Our post on what to do about abandoned carts covers the thinking behind this. Post-purchase: a thank you, delivery updates and a review request a week after delivery Back in stock: an alert to people who asked for it Win-back: a message to customers who have not bought in 90 to 120 days Step 7: Segment before you scale Sending the same email to everyone wastes the list you worked to build. Start with three simple segments: first-time buyers, repeat buyers and subscribers who have never purchased. Each group needs a different message. New subscribers need reassurance and a reason to buy. Repeat buyers respond to early access and loyalty perks. Step 8: Keep your list healthy A smaller engaged list beats a large ignored one. Every few months, send a final "do you still want to hear from us?" email to inactive subscribers and remove those who do not respond. Healthy lists protect your sender reputation, so your emails reach the inbox instead of spam. Send from your own domain, keep one clear call to action per email and check how your emails look on mobile. A simple 30-day plan Week 1: choose your tool, connect your store and write your incentive Week 2: install forms on your homepage, product pages and checkout with a clear consent statement Week 3: build the welcome series and abandoned cart flow Week 4: send your first campaign and review open rates, clicks and revenue Frequently asked questions Is it legal to email customers in South Africa without permission? Under POPIA, you generally need opt-in consent to send electronic marketing to people who are not your customers. Existing customers are treated differently, but you must still offer a clear way to opt out. Take legal advice for your specific case. How many subscribers do I need before email marketing works? You do not need a minimum. Even a list of 200 engaged customers can drive repeat sales through welcome and abandoned cart emails. Focus on relevance first and growth second. What is the best free email marketing tool for a South African store? Shopify stores can start with Shopify's built-in email tools. Others can try Brevo or Mailchimp's free plans. Choose one that integrates with your store. Your next step Pick one form, one incentive and one welcome email, and launch them this week. Growth compounds once the basics are in place. At Insaka eCommerce Academy we teach South African sellers how to turn visitors into repeat customers across Shopify, WooCommerce, Takealot and Amazon. Explore our courses and resources at insaka.co.za. Written by the Insaka team. Insaka eCommerce Academy helps South African online sellers grow on Takealot, Shopify, WooCommerce and Amazon.